Programme of work

BUREAU OF INDIAN STANDARDS

Chemical Department

Programme of Work

CHD36 : Water Quality

Scope : To formulate Indian Standards on i) Terminology, methods of sampling and analysis (physical, chemical and biochemical) of water, sewage, industrial effluents and marine water
Liaison :

ISO/TC 147 - Water quality - Participating (P)
ISO/TC 147/SC 1 - Terminology - Participating (P)
ISO/TC 147/SC 2 - Physical, chemical and biochemical methods - Participating (P)
ISO/TC 147/SC 2/WG 48 - QA/QC (Quality assurance/Quality control)
ISO/TC 147/SC 2/WG 66 - Cyanide
ISO/TC 147/SC 5 - Biological methods - Participating (P)
ISO/TC 147/SC 6 - Sampling (general methods) - Participating (P)

Published Standards

SI. No.	IS No.	Title	Reaffirmation Details	No. of Amendments	Degree of Equivalence
1.	IS 13969 (Part 11):2018 ISO 5667-11 : 2009 Reviewed In : 2023	Water quality - Sampling: Part 11 guidance on sampling of groundwaters (First Revision)	November, 2023	-	Identical under dual numbering
2.	IS 15302:2003 Reviewed In : 2023	Determination of Aluminum and Barium in Water By Direct Nitrous Oxide - Acetylene Flame Atomic Absorption Spectrometry	August, 2023	-	Indigenous
3.	IS 15303:2003 Reviewed In : 2023	Determination of Antimony, Iron and Selenium in Water By Electrothermal Atomic Absorption Spectrometric Method	August, 2023	-	Indigenous
4.	IS 1622:1981 Reviewed In : 2019	Methods of sampling and microbiological examination or water (First Revision)	January, 2019	4	Indigenous
5.	IS 17614:2021 ISO 5667-21: 2010 Reviewed In : 2026	Water quality Sampling Part 21 Guidance on Sampling of Drinking Water distributed by tankers or means other than distribution pipes	March, 2026	-	Identical under dual numbering
6.	IS 17614 (Part 1):2025 5667-1:2023	Water Quality Sampling Part 1 Guidance on the Design of Sampling Programmes and Sampling Techniques (First Revision)		-	Identical under dual numbering
7.	IS 17614 (Part 3):2024 5667-3: 2024	Water Quality Sampling Part 3 Preservation and Handling of Water Samples First Revision		-	Identical under dual numbering
8.	IS 17614 (Part 4):2021 ISO 5667-4 : 2016 Reviewed In : 2026	WATER QUALITY - SAMPLING Part 4 Guidance on sampling from natural and manmade lakes	March, 2026	-	Identical under dual numbering
9.	IS 17614 (Part 5):2021 ISO 5667-5 : 2006 Reviewed In : 2026	WATER QUALITY - SAMPLING Part 5 Guidance on sampling of drinking water from treatment works and piped distribution systems	March, 2026	-	Identical under dual numbering
10.	IS 17614 (Part 6):2021 ISO 5667-6 : 2014 Reviewed In : 2026	WATER QUALITY - SAMPLING Part 6 Guidance on sampling of rivers and streams	March, 2026	-	Identical under dual numbering
11.	IS 17614 (Part 7):2021 ISO 5667-7 : 1993 Reviewed In : 2026	WATER QUALITY - SAMPLING Part 7 Guidance on sampling of water and steam in boiler plants	March, 2026	-	Identical under dual numbering
12.	IS 17614 (Part 8):2021 IS/ISO 5667-8 : 1993 Reviewed In : 2026	WATER QUALITY - SAMPLING Part 8 Guidance on the sampling of wet deposition	March, 2026	-	Identical under single numbering
13.	IS 17614 (Part 9):2021 ISO 5667-9 : 1992 Reviewed In : 2026	WATER QUALITY - SAMPLING Part 9 Guidance on sampling from marine waters	March, 2026	-	Identical under dual numbering
14.	IS 17614 (Part 10):2021 ISO 5667-10: 2020 Reviewed In : 2026	WATER QUALITY - SAMPLING Part 10 Guidance on sampling of waste waters	March, 2026	-	Identical under dual numbering
15.	IS 17614 (Part 12):2022 ISO 5667-12:2017	Water Quality Sampling Part 12: Guidance on Sampling of Bottom Sediments from Rivers Lakes and Estuarine Areas		-	Identical under dual numbering
16.	IS 17614 (Part 13):2021 ISO 5667-13 :2011 Reviewed In : 2026	Water quality Sampling Part 13: Guidance on sampling of sludges	March, 2026	-	Identical under dual numbering
17.	IS 17614 (Part 14):2021 ISO 5667-14:2014 Reviewed In : 2026	Water Quality Sampling Part 14: Guidance on Quality Assurance and Quality Control of Environmental Water Sampling and Handling	March, 2026	-	Identical under dual numbering
18.	IS 17614 (Part 15):2021 ISO 5667-15:2009 Reviewed In : 2026	Water quality -Sampling- Part 15 Guidance on the preservation and handling of sludge and sediment samples	March, 2026	-	Identical under dual numbering
19.	IS 17614 (Part 16):2021 ISO 5667-16:2017 Reviewed In : 2026	Water Quality Sampling Part 16 Guidance on Biotesting of Samples	March, 2026	-	Identical under dual numbering
20.	IS 17614 (Part 17):2022 ISO 5667-17:2008	Water Quality Sampling Part 17 Guidance on Sampling of Bulk Suspended Solids		-	Identical under dual numbering
21.	IS 17614 (Part 19):2021 ISO 5667-19 : 2004 Reviewed In : 2026	Water Quality Sampling Part 19 Guidance on Sampling of Marine Sediments	March, 2026	-	Identical under dual numbering
22.	IS 17614 (Part 20):2021 ISO 5667-20:2008 Reviewed In : 2026	Water Quality Sampling Part 20 Guidance on the Use of Sampling Data for Decision Making Compliance with Thresholds and Classification Systems	March, 2026	-	Identical under dual numbering
23.	IS 17614 (Part 22):2021 ISO 5667-22: 2010 Reviewed In : 2026	Water Quality Sampling Part 22 Guidance on the Design and Installation of Groundwater Monitoring Points	March, 2026	-	Identical under dual numbering
24.	IS 17614 (Part 23):2021 ISO 5667-23: 2011 Reviewed In : 2026	Water Quality Sampling Part 23 Guidance on Passive Sampling in Surface Waters	March, 2026	-	Identical under dual numbering
25.	IS 17614 (Part 24):2021 ISO 5667-24: 2016 Reviewed In : 2026	Water Quality Sampling Part 24: Guidance on the Auditing of Water Quality sampling	March, 2026	-	Identical under dual numbering
26.	IS 17614 (Part 25):2022 ISO 19458: 2006	Water Quality Sampling Part 25 Microbiological Analysis		-	Identical under dual numbering
27.	IS 18283:2023	Portable Field Testing Kit for Onsite Testing of Drinking Water - Specification		-	Indigenous
28.	IS 18612 (Part 1):2024 ISO 8466-1:2021	Water quality Calibration and evaluation of analytical methods Part 1: Linear calibration function		-	Identical under dual numbering
29.	IS 3025 (Part 2):2019 ISO 11885 : 2007 Reviewed In : 2023	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater: Part 2 Determination of Selected Elements by Inductively Coupled Plasma Optical Emission Spectrometry (ICP - OES) (First Revision)	August, 2023	-	Identical under dual numbering
30.	IS 3025 (Part 3):2024	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 3 Precision and Accuracy (Second Revision)		-	Indigenous
31.	IS 3025 (Part 4):2021 Reviewed In : 2026	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTE WATER PART 4 COLOUR Second Revision	March, 2026	-	Indigenous
32.	IS 3025 (Part 5):2018 Reviewed In : 2022	Methods of Sampling and Test (Physical and Chemical) for Water and Waste Water: Part 5 Odour (Second Revision)	August, 2022	-	Indigenous
33.	IS 3025 (Part 6):2018 Reviewed In : 2022	Methods of Sampling and Test (Physical and Chemical) for Water and Waste Water: Part 6 Odour Threshold (Second Revision)	August, 2022	-	Indigenous
34.	IS 3025 (Part 7):2017 Reviewed In : 2022	Methods of Sampling and Test (Physical And Chemical) for Water and Waste Water: Part 7 Taste Threshold (Second Revision)	December, 2022	-	Indigenous
35.	IS 3025 (Part 8):2023	Methods of Sampling and Test Physical and Chemical For Water and Wastewater Part 8 Taste Rating Second Revision		-	Indigenous
36.	IS 3025 (Part 9):2023	Methods of Sampling and Test Physical and Chemical For Water and Wastewater Part 9 Temparture Second Revision		-	Indigenous
37.	IS 3025 (Part 10):2023	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 10 Turbidity Second Revision		-	Indigenous
38.	IS 3025 (Part 10/Sec 2):2024 ISO 7027-2: 2019	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 10 Turbidity Section 2 Semi-quantitative methods for the assessment of transparency of waters		-	Identical under dual numbering
39.	IS 3025 (Part 11):2022 ISO 10523:2008	Methods of Sampling and Test (Physical and Chemical) for Water and Waste Water Part 11 pH value (Second Revision)		-	Identical under dual numbering
40.	IS 3025 (Part 14):2013 ISO 7888:1985 Reviewed In : 2023	Methods of Sampling and Test (Physical and Chemical) for Water and Waste Water: Part 14 Specific Conductance (Wheatstone Bridge, Conductance Cell) (Second Revision)	August, 2023	-	Identical under dual numbering
41.	IS 3025 (Part 15):2023	Methods of Sampling and Test Physical and Chemical for Water and Waste Water Part 15 Total Residue Dissolved and Suspended Solids Second Revision		-	Indigenous
42.	IS 3025 (Part 16):2023	Methods of Sampling and Test Physical And Chemical for Water and Waste Water Part 16 Filterable Residue Total Dissolved Solids at 180 C Second Revision		-	Indigenous
43.	IS 3025 (Part 17):2022	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 17 Non- Filterable Residue Total Suspended Solids at 103 C - 105 C (Second Revision)		-	Indigenous
44.	IS 3025 (Part 18):2022	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 18 Volatile and Fixed Solids (Total, Filterable and Non-Filterable at 550 C (Second Revision)		-	Indigenous
45.	IS 3025 (Part 19):2018 Reviewed In : 2023	Methods of Sampling and Test (Physical and Chemical) for Water and Waste Water: Part 19 Settleable Matter (Second Revision)	August, 2023	-	Indigenous
46.	IS 3025 (Part 20):2024	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 20 Dispersion Characteristics (Flow Patterns) (Second Revision)		-	Indigenous
47.	IS 3025 (Part 21):2009 Reviewed In : 2023	Methods of Sampling and Test (Physical and Chemical) for Water and Waste Water: Part 21 Hardness (Second Revision)	July, 2023	-	Not Equivalent
48.	IS 3025 (Part 22):2024	Methods of Sampling and Test Physical and Chemical For Water and Wastewater Part 22 Acidity (Second Revision )		-	Indigenous
49.	IS 3025 (Part 23):2023	Methods of Sampling and Test Physical and Chemical For Water and Wastewater Part 23 Alkalinity Second Revision		-	Indigenous
50.	IS 3025 (Part 24/Sec 1):2022	Methods of Sampling and Test (Physical and Chemical) for Water and Waste Water Part 24 Sulphates Section 1 Gravimetric and Turbidity Methods (Second Revision)		-	Indigenous
51.	IS 3025 (Part 24/Sec 2):2021 ISO 22743 : 2006 Reviewed In : 2026	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 24 Sulphates Section 2 Method by Continuous Flow Analysis	March, 2026	-	Identical under dual numbering
52.	IS 3025 (Part 25):2024	Methods of Sampling and Test Physical and Chemical For Water and Wastewater Part 25 Chlorine Demand Second Revision		-	Indigenous
53.	IS 3025:2021 Reviewed In : 2026	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 26 Chlorine Residual (Second Revision) of IS 3025Part 26	March, 2026	-	Indigenous
54.	IS 3025 (Part 27/Sec 1):2021 Reviewed In : 2026	Methods of Sampling and Test (Physical and Chemical) for Water and Waste Water Part 27 Cyanide Section 1 Titrimetic, Colorimetric and Ion-Selective Methods (Second Revision)	March, 2026	-	Indigenous
55.	IS 3025 (Part 27/Sec 2):2022 ISO 14403-1 : 2012	Methods of Sampling and Test (Physical and Chemical) for Water and Waste Water Part 27 Cyanides Section 2 Methods Using Flow Injection Analysis		-	Identical under dual numbering
56.	IS 3025 (Part 27/Sec 3):2021 ISO 14403-2 : 2012 Reviewed In : 2026	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 27 Cyanides Section 3 Methods Using Continuous Flow Analysis (CFA)	March, 2026	-	Identical under dual numbering
57.	IS 3025 (Part 28):2024	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 28 Sulphites (Second Revision)		-	Indigenous
58.	IS 3025 (Part 29):2022	Methods of Sampling and Test (Physical and Chemical) for Water and Waste Water Part 29 Sulphide (Second Revision)		-	Indigenous
59.	IS 3025 (Part 30):2024	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 30 Bromide (Second Revision)		-	Indigenous
60.	IS 3025 (Part 31/Sec 1):2022	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 31 Phosphorous Section 1 Determination by Vanadomolybdo-phosphoric Acid, Stannous Chloride, Ascoribe Acid and Persulphate Method (Second Revision)		-	Indigenous
61.	IS 3025 (Part 31/Sec 2):2022 ISO 15681-Part1: 2003	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 31 Phosphorus Section 2 Determination of Orthophoshate and Total Phosphorous Contents by Flow Analysis (FIA and CFA) - Method by Flow Injection Analysis (FIA)		-	Identical under dual numbering
62.	IS 3025 (Part 31/Sec 3):2022 ISO 15681- Part 2:2018	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 31 Phosphorous Section 3 Determination of Orthophosphate and Total Phosphorous Contents by Flow Analysis (FIA and CFA) - Method by Continuous Flow Analysis (CFA)		-	Identical under dual numbering
63.	IS 3025 (Part 32):2025	Methods of Sampling and Test Physical and Chemical For Water and Wastewater Part 32 Chloride (Second Revision)		-	Indigenous
64.	IS 3025 (Part 33):2009 Reviewed In : 2024	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater: Part 33 Iodide (Second Revision)	January, 2024	-	Not Equivalent
65.	IS 3025 (Part 34/Sec 1):2023	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 34 Nitrogen Section 1 Determination of Various Types of Nitrogen Like Ammonical , Nitrate, Nitrite and Organic Nitrogen (Second Revision)		-	Indigenous
66.	IS 3025 (Part 34/Sec 2):2021 ISO 11732: 2005 Reviewed In : 2026	Methods of Sampling and Test (Phyical and Chemical) for Water and Wastewater Part 34 Nitrogen Section 2 Determination of Ammonium Nitrogen Method by Flow Analysis (CFA and FIA) and Spectrometric Detection	March, 2026	-	Identical under dual numbering
67.	IS 3025 (Part 34/Sec 3):2021 ISO 13395:1996 Reviewed In : 2026	Methods of Sampling and Test (Phyical and Chemical) for Water and Wastewater Part 34 Nitrogen Section 3 Determination of Nitrite Nitrogen and Nitrate Nitrogen and the Sum of Both by Flow Analysis (CFA and FIA) and Spectrometric and Detection	March, 2026	-	Identical under dual numbering
68.	IS 3025 (Part 34/Sec 4):2022 ISO 29441:2010	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 34 Nitrogen Section 4 Determination of Total Nitrogen After UV Digestion- Methods Using Flow Analysis (CFA and FIA) and Spectrometric Determination		-	Identical under dual numbering
69.	IS 3025 (Part 35):2024	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 35 Silica (Second Revision)		-	Indigenous
70.	IS 3025 (Part 36):2023	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 36 Ozone, Residual (Second Revision)		-	Indigenous
71.	IS 3025 (Part 37):2022	Methods and Sampling and Test (Physical and Chemical) for Water and Wastewater Part 37 Arsenic (Second Revision)		-	Indigenous
72.	IS 3025 (Part 38):2025	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 38 Dissolved Oxygen ( Second Revision )		-	Indigenous
73.	IS 3025 (Part 38/Sec 2):2023 17289: 2014	Methods of Sampling and Test (Phyical and Chemical) for Water and Waste Water Part 38 Dissolved Oxygen Section 2 Optical Sensor Method		-	Identical under dual numbering
74.	IS 3025:2021 Reviewed In : 2026	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 39 Oil and Grease ( Second Revision)	March, 2026	-	Indigenous
75.	IS 3025 (Part 40):2024	Methods of Sampling and Test Physical and Chemical For Water and Wastewater Part 40 Calcium (Second Revision)		-	Indigenous
76.	IS 3025 (Part 41):2023	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 41 Cadmium (Second Revision)		-	Indigenous
77.	IS 3025 (Part 42):2024	Methods of Sampling and Test Physical and Chemical For Water and Wastewater Part 42 Copper (Second Revision)		-	Indigenous
78.	IS 3025 (Part 43/Sec 1):2022	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 43 Phenol ( Section 1 4-Aminoantipyrine Method with and without Chloroform Extraction method ) ( Second Revision )		-	Indigenous
79.	IS 3025 (Part 43/Sec 2):2022 ISO 14402:1999	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 43 Phenol Section 2 Determination of Phenol Index by Flow Analysis (FIA and CFA)		-	Identical under dual numbering
80.	IS 3025 (Part 44):2023	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 44 Biochemical Oxygen Demand (BOD) (Second Revision)		-	Indigenous
81.	IS 3025 (Part 45):2024	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 45 Sodium and Potassium (Second Revision)		-	Indigenous
82.	IS 3025 (Part 46):2023	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 46 Magnesium Second Revision		-	Indigenous
83.	IS 3025 (Part 47):2024	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 47 Lead (Second Revision)		-	Indigenous
84.	IS 3025 (Part 48):2025	Methods of Sampling and Test (Physical And Chemical) for Water and Wastewater Part 48 Mercury (Second Revision )		-	Indigenous
85.	IS 3025 (Part 49):2024	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER PART 49 Zinc Second Revision		-	Indigenous
86.	IS 3025 (Part 50):2023	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 50 Jar Test (Second Revision)		-	Indigenous
87.	IS 3025 (Part 51):2023	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 51 Carbonate and Bicarbonate (Second Revision)		-	Indigenous
88.	IS 3025 (Part 52):2003 Reviewed In : 2023	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater: Part 52 Chromium (First Revision)	August, 2023	-	Not Equivalent
89.	IS 3025 (Part 52/Sec 2):2021 ISO 23913: 2006 Reviewed In : 2026	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 52 Chromium Section 2 Method Using Flow Analysis (FIA and CFA) and Spectrometric Detection	March, 2026	-	Identical under dual numbering
90.	IS 3025 (Part 53):2024	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 53 Iron (Second Revision)		-	Indigenous
91.	IS 3025 (Part 54):2003 Reviewed In : 2023	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater: Part 54 Nickel (First Revision)	August, 2023	-	Not Equivalent
92.	IS 3025 (Part 55):2003 Reviewed In : 2023	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater: Part 55 Aluminium (First Revision)	August, 2023	1	Not Equivalent
93.	IS 3025 (Part 56):2003 Reviewed In : 2023	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater: Part 56 Selenium (First Revision)	August, 2023	-	Not Equivalent
94.	IS 3025 (Part 57):2021 Reviewed In : 2026	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 57 Boron (Second Revision)	March, 2026	-	Indigenous
95.	IS 3025 (Part 58):2023	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 58 Chemical Oxygen Demand COD (Second Revision)		-	Indigenous
96.	IS 3025 (Part 59):2023	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 59 Manganese (Second Revision)		-	Indigenous
97.	IS 3025 (Part 60):2023	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 60 Fluoride Section 1 Ion-selective electrode SPANDS and Liquid Chromatography methods (Second Revision)		-	Indigenous
98.	IS 3025 (Part 60/Sec 2):2022 ISO 17951-1:2016	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 60 Fluoride Section 2 Method using flow injection analysis FIA and spectrometric detection after off-line distillation		-	Identical under dual numbering
99.	IS 3025 (Part 60/Sec 3):2022 ISO 17951-2:2016	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 60 Fluoride Section 3 Method using continuous flow analysis CFA with automated in-line distillation		-	Identical under dual numbering
100.	IS 3025 (Part 61):2008 Reviewed In : 2023	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater: Part 61 Total and Free Carbon Dioxide (First Revision)	August, 2023	-	Indigenous
101.	IS 3025 (Part 62):2023	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 62 Tannins (Second Revision)		-	Indigenous
102.	IS 3025 (Part 63):2007 Reviewed In : 2023	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater: Part 63 Oxygen Absorbed in 4 h (First Revision)	June, 2023	-	Indigenous
103.	IS 3025 (Part 64):2025 17294-1	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 64 Application of Inductively Coupled Plasma Mass Spectrometry ICP-MS General Requirements (First Revision)		-	Identical under dual numbering
104.	IS 3025 (Part 65):2025 17294-2:2023	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 65 Application of Inductively Coupled Plasma Mass Spectrometry ICP-MS Determination of Selected Elements Including Uranium Isotopes (Second Revision)		-	Identical under dual numbering
105.	IS 3025 (Part 67):2018 ISO 15061 : 2001 Reviewed In : 2023	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater: Part 67 Determination of Dissolved Bromate - Method by Liquid Chromatography of Ions	February, 2023	-	Identical under dual numbering
106.	IS 3025 (Part 68):2019 Reviewed In : 2023	Methods of Sampling and Test ( Physical and Chemical ) for Water and Wastewater Part 68 Anionic Surfactants	August, 2023	-	Not Equivalent
107.	IS 3025 (Part 69):2018 ISO 8245 : 1999 Reviewed In : 2023	Methods of Sampling and Test (Physical and Chemical) for Water and Waste Water: Part 69 Total Organic Carbon and Dissolved Organic Carbon	February, 2023	-	Identical under dual numbering
108.	IS 3025 (Part 70):2018 ISO 9562 : 2004 Reviewed In : 2023	Methods of Sampling and Test (Physical and Chemical) for Water and Waste Water: Part 70 Adsorbable Organically Bound Halogens (AOX)	February, 2023	-	Identical under dual numbering
109.	IS 3025 (Part 71):2021 ISO 14911 : 1998 Reviewed In : 2026	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 71 Determination of Dissolved Cations Using Ion Chromatography	March, 2026	-	Identical under dual numbering
110.	IS 3025 (Part 72):2022 ISO 25101 : 2009	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 72 Determination of Perfluorooctanesulfonate (PFOS) and Perfluorooctanoate (PFOA)		-	Identical under dual numbering
111.	IS 3025 (Part 73):2021 ISO 20236 : 2018 Reviewed In : 2026	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 73 Instrument Based Method for Determination of Total Organic Carbon (TOC), Dissolved Organic Carbon (DOC), Total Bound Nitrogen (TNb) and Dissolved Bound Nitrogen (DNb)	March, 2026	-	Identical under dual numbering
112.	IS 3025 (Part 74):2022	Methods of Sampling and Test (Physical and Chemical) for Water and Waste Water Part 74 Vanadium		-	Indigenous
113.	IS 3025 (Part 75):2022 ISO 10304-1:2007	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 75 Determination of Dissolved Anions by Liquid Chromatography of Ions - Determination of Bromide, Chloride, Fluoride, Nitrate, Nitrite Phosphate and Sulfate		-	Identical under dual numbering
114.	IS 3025 (Part 76):2021 Reviewed In : 2026	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 76 Determination of Borate - Spectrometric Method Using Azomethine-H	March, 2026	-	Identical under dual numbering
115.	IS 3025 (Part 77):2021 ISO 16264: 2002 Reviewed In : 2026	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 77 Determination of Soluble Silicates by Flow Analysis (FIA and CFA) and Photometric Detection	March, 2026	-	Identical under dual numbering
116.	IS 3025 (Part 78):2021 ISO 16265: 2009 Reviewed In : 2026	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 78 Determination of the Methylene Blue Active Substances (MBAS) Index Method Using Continuous Flow Analysis (CFA)	March, 2026	-	Identical under dual numbering
117.	IS 3025 (Part 79):2023	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 79 Silver		-	Indigenous
118.	IS 3025 (Part 80):2023	Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 80 Chlorine Dioxide		-	Indigenous
119.	IS 3025 (Part 81):2024 10304-4: 2022	Methods of sampling and test Physical and Chemical for water and wastewater Part 81 Determination of chlorate chloride and chlorite in water with low contamination		-	Identical under dual numbering
120.	IS 3025 (Part 82):2024 ISO 15923-1:2013	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 82 Ammonium nitrate nitrite chloride orthophosphate sulfate and silicate with photometric detection		-	Identical under dual numbering
121.	IS 3025 (Part 83):2024 ISO/TS 15923-2: 2017	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 83 ChromiumVI fluoride total alkalinity total hardness calcium magnesium iron ironII manganese and aluminium with photometric detection		-	Identical under dual numbering
122.	IS 3025 (Part 84):2024 ISO 10304-3:1997	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 84 Determination of chromate iodide sulfite thiocyanate and thiosulfate by liquid chromatography		-	Identical under dual numbering
123.	IS 3025 (Part 85):2025 23256:2023	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 85 Detection of selected congeners of polychlorinated dibenzo-p-dioxins and polychlorinated biphenyls Method using a flow immunosensor technique		-	Identical under dual numbering
124.	IS 6582:1971 Reviewed In : 2024	Bio - Assay Methods for Evaluating Acute Toxicity of Industrial Effluents and Waste Waters	January, 2024	-	Indigenous
125.	IS 6582 (Part 2):2001 Reviewed In : 2024	Bio - Assay Method for Evaluating Acute Toxicity of Industrial Effluents and Wastewaters: Part 2 Using Toxicity Factor to Zebra Fish (Brachydanio Rerio) (First Revision)	January, 2024	2	Not Equivalent
126.	IS 7022 (Part 1):2024	Water Related â€” Glossary of Terms Part 1 Water, Sewage and Industrial Effluents (First Revision)		-	Indigenous
127.	IS 7022 (Part 2):2024	Water Related â€” Glossary of Terms Part 2 Water Supply and Sewerage (First Revision)		-	Indigenous
128.	IS 7022 (Part 3):2018 Reviewed In : 2023	Glossary of Terms Relating to Water Part 3 Marine Water and Related Methods	August, 2023	-	Indigenous

Standards Under Develpoment

Projects Approved

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Preliminary Draft Standards

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Drafts Standards in WC Stage

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Draft Standards Completed WC Stage

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Finalized Draft Indian Standard

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Finalized Draft Indian Standards under Print

SI. No.	Doc No	TITLE
1	CHD 36 (01838)	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 64 Application of Inductively Coupled Plasma Mass Spectrometry ICP MS - General Guidelines
2	CHD 36 (10049) Revision of: IS 3025:2018	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTE WATER PART 5 ODOUR SECOND REVISION OF IS 3025PART 5
3	CHD 36 (10050) Revision of: IS 3025:2018	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTE WATER PART 6 ODOUR THRESHOLD SECOND REVISION OF IS 3025PART 6
4	CHD 36 (10051) Revision of: IS 3025:2017	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR AND WASTE WATER PART 7 TASTE THRESHOLD SECOND REVISION OF IS 3025 PART 7
5	CHD 36 (10052)	Water quality Guidelines for the determination of total organic carbon TOC and dissolved organic carbon DOC
6	CHD 36 (10053)	Water Quality - Determination of Adsorbable Organically Bound Halogens AOX
7	CHD 36 (10055)	Indian Standard METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER PART 66 DETERMINATION OF SELECTED ELEMENTS BY INDUCTIVELY COUPLED PLASMA OPTICAL EMISSION SPECTROMETRY ICP-OES
8	CHD 36 (10260)	IS 3025 METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER PART 67 DETERMINATION OF DISSOLVED BROMATE - METHOD BY LIQUID CHROMATOGRAPHY OF IONS
9	CHD 36 (10916)	Glossary of Marine water and related terminology and methods
10	CHD 36 (11516) Revision of: IS 3025:1986	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTE WATER Part 27 Cyanide Second Revision
11	CHD 36 (11524) Revision of: IS 3025:2018	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTE WATER Part 19 Settleable Matter Second Revision
12	CHD 36 (11613) Revision of: IS 3025:1991	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER Part 39 Oil and Grease Second Revision
13	CHD 36 (12404) Revision of: IS 3025:1983	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTE WATER PART 4 COLOUR Second Revision
14	CHD 36 (12409)	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER Part 68 Anionic Surfactants
15	CHD 36 (12616) Revision of: IS 3025:1986	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTE WATER Part 24 Sulphates SECTION 1 Gravimetric and Turbidity Methods Second Revision
16	CHD 36 (13671) Revision of: IS 3025:2019	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER PART 2 DETERMINATION OF SELECTED ELEMENTS BY INDUCTIVELY COUPLED PLASMA OPTICAL EMISSION SPECTROMETRY ICP-OES
17	CHD 36 (13769) Revision of: IS 3025:1986	Methods of sampling and test physical and chemical for water and wastewater Part 26 Chlorine residualsecond revision of IS 3025Part 26
18	CHD 36 (13917) Revision of: IS 3025:1992	Methods Oof Sampling Aand Test Physical Aand Chemical Ffor Water Aand Wastewater Part 43 Phenol Section 1 4-Aminoantipyrine method with and without Chloroform Extraction method Second Revision
19	CHD 36 (14447)	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER Part 71 Determination of dissolved cations using ion chromatography
20	CHD 36 (15525)	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER Part 72 Determination of Perfluorooctanesulfonate PFOS and Perfluorooctanoate PFOA
21	CHD 36 (15537)	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER Part 73 Instrument based method for determination of total organic carbon TOC dissolved organic carbon DOC total bound nitrogen TNb and dissolved bound nitrogen DNb
22	CHD 36 (15538)	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER Part 24 Sulphates Section 2 Method by Continuous Flow Analysis
23	CHD 36 (15539)	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER Part 27 Cyanides Section 2 Method by Flow Injection Analysis
24	CHD 36 (15540)	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER Part 27 Cyanides Section 3 Method by Continuous Flow Analysis
25	CHD 36 (15686)	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTE WATER PART 74 VANADIUM
26	CHD 36 (15786)	WATER QUALITY - SAMPLING Part 1 Guidance on the design of sampling programmes and sampling techniques
27	CHD 36 (15787)	WATER QUALITY - SAMPLING Part 3 Preservation and handling of water samples
28	CHD 36 (15789)	WATER QUALITY - SAMPLING Part 4 Guidance on sampling from natural and manmade lakes
29	CHD 36 (15790)	WATER QUALITY - SAMPLING Part 5 Guidance on sampling of drinking water from treatment works and piped distribution systems
30	CHD 36 (15791)	WATER QUALITY - SAMPLING Part 6 Guidance on sampling of rivers and streams
31	CHD 36 (15792)	WATER QUALITY - SAMPLING Part 7 Guidance on sampling of water and steam in boiler plants
32	CHD 36 (15793)	WATER QUALITY - SAMPLING Part 8 Guidance on the sampling of wet deposition
33	CHD 36 (15794)	WATER QUALITY - SAMPLING Part 9 Guidance on sampling from marine waters
34	CHD 36 (15795)	WATER QUALITY - SAMPLING Part 10 Guidance on sampling of waste waters
35	CHD 36 (16266) Revision of: IS 3025:2014	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 65 Application of Inductively Coupled Plasma Mass Spectrometry ICP-MS Determination of selected elements including Uranium Isotopes first revision
36	CHD 36 (16581) Revision of: IS 3025:1993	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER PART 44 BIOCHEMICAL OXYGEN DEMAND BOD Second Revision of IS 3025 Part 44
37	CHD 36 (16693)	Water quality Sampling Part 12 Guidance on sampling of bottom sediments from rivers lakes and estuarine areas
38	CHD 36 (16712)	Water quality Sampling Part 13 Guidance on sampling of sludges
39	CHD 36 (16713)	Water quality Sampling Part 14 Guidance on quality assurance and Quality control of environmental Water sampling and handling
40	CHD 36 (16767)	Water quality -Sampling- Part 15 Guidance on the preservation and handling of sludge and sediment samples
41	CHD 36 (16768)	Water quality Sampling Part 16 Guidance on biotesting of samples
42	CHD 36 (16769)	Water quality Sampling Part 17 Guidance on sampling of bulk suspended solids
43	CHD 36 (16785)	Water quality Sampling Part 19 Guidance on sampling of marine sediments
44	CHD 36 (16786)	Water quality Sampling Part 20 Guidance on the use of sampling data for decision making Compliance with thresholds and classification systems
45	CHD 36 (16787)	Water quality Sampling Part 21 Guidance on Sampling of Drinking Water distributed by tankers or means other than distribution pipes
46	CHD 36 (16803)	Water quality Sampling Part 22 Guidance on the design and installation of groundwater monitoring points
47	CHD 36 (16804)	Water quality Sampling Part 23 Guidance on passive sampling in surface waters
48	CHD 36 (16805)	Water quality Sampling Part 24 Guidance on the auditing of water quality sampling
49	CHD 36 (16820)	Water quality Sampling Part 25 for microbiological analysis
50	CHD 36 (16822)	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER Part 34 nitrogen Section 2 Determination of ammonium nitrogen Method by flow analysis CFA and FIA and spectrometric detection
51	CHD 36 (16823)	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER Part 43 Phenol Section 2 Determination of phenol index by flow analysis FIA and CFA
52	CHD 36 (16824)	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER Part 34 nitrogen Section 3 Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis CFA and FIA and spectrometric detection
53	CHD 36 (16835)	Methods of sampling and test Physical And Chemical for water and wastewater Part 75 Determination of dissolved anions by liquid chromatography of ions
54	CHD 36 (16836)	Methods of sampling and test Physical And Chemical for water and wastewater Part 76 Determination of borate - Spectrometric method using azomethine-H
55	CHD 36 (16837)	Methods of sampling and test Physical And Chemical for water and wastewater Part 77 Determination of soluble silicates by flow analysis FIA and CFA and photometric detection
56	CHD 36 (16839)	Methods of sampling and test Physical And Chemical for water and wastewater Part 78 Determination of the methylene blue active substances MBAS index Method using continuous flow analysis CFA
57	CHD 36 (16841)	Methods of sampling and test Physical And Chemical for water and wastewater Part 52 Chromium Section 2 Method using flow analysis FIA and CFA and spectrometric detection
58	CHD 36 (16850)	Methods of sampling and test Physical and Chemical for water and wastewater Part 55 aluminium First Revision Amendment - 1
59	CHD 36 (16889) Revision of: IS 3025:1986	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTE WATER PART 29 SULPHIDE Second Revision
60	CHD 36 (16980) Revision of: IS 3025:2005	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER PART 57 Boron Second Revision
61	CHD 36 (16994) Revision of: IS 3025:1988	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER Part 31 PHOSPHORUS Section 1 Determination by Vanadomolybdo-phosphoric acidStannous chloride Ascorbic acid and Persulphate method Second Revision
62	CHD 36 (16995)	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER Part 31 PHOSPHORUS Section 2 Determination of orthophosphate and total phosphorus contents by flow analysis FIA and CFA Method by flow injection analysis FIA
63	CHD 36 (16996)	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER Part 31 PHOSPHORUS Section 3 Determination of orthophosphate and total phosphorus contents by flow analysis FIA and CFA -Method by continuous flow analysis CFA
64	CHD 36 (17008)	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER PART 34 NITROGEN Section 4 Determination of total nitrogen after UV digestion Method using flow analysis CFA and FIA and spectrometric detection
65	CHD 36 (17012) Revision of: IS 3025:1988	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER PART 34 NITROGEN Section 1 Determination of various types of nitrogen like ammoniacal nitrate nitrite and organic nitrogen Second Revision
66	CHD 36 (17273) Revision of: IS 3025:1983	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTE WATER Part 11 pH value Second Revision
67	CHD 36 (17431) Revision of: IS 3025:1988	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER PART 37 ARSENIC Second Revision
68	CHD 36 (17995) Revision of: IS 3025:1984	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTE WATER PART 18 VOLATILE AND FIXED SOLIDS TOTAL FILTERABLE AND NON-FILTERABLE at 550 C
69	CHD 36 (18038) Revision of: IS 3025:1984	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTE WATER PART 17 NON-FILTERABLE RESIDUE TOTAL SUSPENDED SOLIDS at 103 C-105 C Second Revision
70	CHD 36 (18540) Revision of: IS 3025:1984	Methods of Sampling and Test Physical And Chemical for Water and Waste Water Part 16 Filterable Residue Total Dissolved Solids at 180 C Second Revision
71	CHD 36 (18760) Revision of: IS 3025:2006	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 58 Chemical Oxygen Demand COD Second Revision
72	CHD 36 (18762) Revision of: IS 3025:1984	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 10 Turbidity Second Revision
73	CHD 36 (18826) Revision of: IS 3025:2008	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 60 Fluoride Section 1 Ion-selective electrode SPANDS and Liquid Chromatography methods Second Revision
74	CHD 36 (18828)	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 60 Fluoride Section 2 Method using flow injection analysis FIA and spectrometric detection after off-line distillation
75	CHD 36 (18829)	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 60 Fluoride Section 3 Method using continuous flow analysis CFA with automated in-line distillation
76	CHD 36 (19127)	Methods of sampling and test Physical and Chemical for water and wastewater Part 79 Silver
77	CHD 36 (19277)	Methods of sampling and test Physical and Chemical for water and wastewater Part 80 Chlorine Dioxide
78	CHD 36 (19331) Revision of: IS 3025:2006	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 59 Manganese Second Revision
79	CHD 36 (19332) Revision of: IS 3025:2006	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 62 Tannins Second Revision
80	CHD 36 (19437) Revision of: IS 3025:2001	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 51 Carbonate and Bicarbonate Second Revision
81	CHD 36 (19614) Revision of: IS 3025:1994	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 46 Magnesium Second Revision
82	CHD 36 (20386) Revision of: IS 3025:1986	Methods of Sampling and Test Physical and Chemical For Water and Wastewater Part 23 Alkalinity Second Revision
83	CHD 36 (21248) Revision of: IS 3025:1984	Methods of Sampling and Test Physical and Chemical for Water and Waste Water Part 15 Total Residue Dissolved and Suspended Solids Second Revision
84	CHD 36 (21309)	PORTABLE FIELD TESTING KIT FOR ONSITE TESTING OF DRINKING WATER SPECIFICATION
85	CHD 36 (21397) Revision of: IS 3025:1984	Methods of Sampling and Test Physical and Chemical For Water and Wastewater Part 8 Taste Rating Second Revision
86	CHD 36 (21398) Revision of: IS 3025:1984	Methods of Sampling and Test Physical and Chemical For Water and Wastewater Part 9 Temparture Second Revision
87	CHD 36 (21400) Revision of: IS 3025:1992	Methods of Sampling and Test Physical and Chemical For Water and Wastewater Part 41 Cadmium Second Revision
88	CHD 36 (21875) Revision of: IS 3025:1987	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTE WATER PART 36 OZONE RESIDUAL Second Revision
89	CHD 36 (22369) Revision of: IS 3025:2001	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER PART 50 JAR TEST Second Revision
90	CHD 36 (22402) Revision of: IS 3025:2003	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER PART 53 Iron Second Revision
91	CHD 36 (22404)	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER PART 38 DISSOLVED OXYGEN Section 2 Optical sensor method
92	CHD 36 (22459) Revision of: IS 3025:1987	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER PART 3 PRECISION AND ACCURACY Second Revision
93	CHD 36 (22827) Revision of: IS 3025:1986	Methods of Sampling and Test Physical and Chemical For Water and Wastewater Part 28 Sulphites Second Revision
94	CHD 36 (23134) Revision of: IS 3025:1988	Methods of Sampling and Test Physical and Chemical For Water and Wastewater Part 30 Bromide Second Revision
95	CHD 36 (23135) Revision of: IS 3025:1988	Methods of Sampling and Test Physical and Chemical For Water and Wastewater Part 35 Silica Second Revision
96	CHD 36 (23138) Revision of: IS 3025:1994	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER PART 47 LEAD Second Revision
97	CHD 36 (23150) Revision of: IS 3025:1994	METHODS OF SAMPLING AND TEST PHYSICAL AND CHEMICAL FOR WATER AND WASTEWATER PART 49 Zinc Second Revision
98	CHD 36 (23156) Revision of: IS 3025:1991	Methods of Sampling and Test Physical and Chemical For Water and Wastewater Part 40 Calcium Second Revision
99	CHD 36 (23162) Revision of: IS 3025:1992	Methods of Sampling and Test Physical and Chemical For Water and Wastewater Part 42 Copper Second Revision
100	CHD 36 (23170)	Water quality Calibration and evaluation of analytical methods Part 1 Linear calibration function
101	CHD 36 (23203) Revision of: IS 3025:1986	Methods of Sampling and Test Physical and Chemical For Water and Wastewater Part 22 Acidity Second Revision
102	CHD 36 (23382) Revision of: IS 3025:1986	Methods of Sampling and Test Physical and Chemical For Water and Wastewater Part 25 Chlorine Demand Second Revision
103	CHD 36 (23938)	Methods of sampling and test Physical and Chemical for water and wastewater Part 81 Determination of chlorate chloride and chlorite in water with low contamination
104	CHD 36 (24275)	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 10 Turbidity Section 2 Semi-quantitative methods for the assessment of transparency of waters
105	CHD 36 (24279)	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 82 Ammonium nitrate nitrite chloride orthophosphate sulfate and silicate with photometric detection
106	CHD 36 (24280)	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 83 ChromiumVI fluoride total alkalinity total hardness calcium magnesium iron ironII manganese and aluminium with photometric detection
107	CHD 36 (24284)	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 84 Determination of chromate iodide sulfite thiocyanate and thiosulfate by liquid chromatography
108	CHD 36 (25012) Revision of: IS 3025:1993	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 45 Sodium and Potassium Second Revision
109	CHD 36 (25209) Revision of: IS 7022:1973	Water Related-Glossary of Terms Part 1 Water sewage and industrial effluents First Revision
110	CHD 36 (25279) Revision of: IS 7022:1979	Water Related - Glossary of Terms Part 2 Water Supply and Sewerage First Revision
111	CHD 36 (25690) Revision of: IS 3025:1984	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 20 Dispersion Characteristics Flow Patterns Second Revision
112	CHD 36 (26051) Revision of: IS 3025:2015	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 64 Application of Inductively Coupled Plasma Mass Spectrometry ICP-MS General Requirements First Revision
113	CHD 36 (26063) Revision of: IS 17614:2021	Water Quality Sampling Part 1 Guidance on the Design of Sampling Programmes and Sampling Techniques First Revision
114	CHD 36 (26065) Revision of: IS 17614:2021	Water Quality Sampling Part 3 Preservation and Handling of Water Samples First Revision
115	CHD 36 (26079) Revision of: IS 3025:2022	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 65 Application of Inductively Coupled Plasma Mass Spectrometry ICP-MS Determination of Selected Elements Including Uranium Isotopes Second Revision
116	CHD 36 (26239)	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 85 Detection of selected congeners of polychlorinated dibenzo-p-dioxins and polychlorinated biphenyls Method using a flow immunosensor technique
117	CHD 36 (26844) Revision of: IS 3025:1994	Methods of Sampling and Test Physical And Chemical for Water and Wastewater Part 48 Mercury Second Revision
118	CHD 36 (27360) Revision of: IS 3025:1989	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 38 Dissolved Oxygen Second Revision
119	CHD 36 (27499) Revision of: IS 3025:1988	Methods of Sampling and Test Physical and Chemical For Water and Wastewater Part 32 Chloride Second Revision
120	CHD 36 (28361)	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 15 Total Residue Dissolved and Suspended Solids Second Revision Amendment - 1
121	CHD 36 (28362)	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 17 Non- Filterable Residue Total Suspended Solids at 103 - 105 Second Revision Amendment - 1
122	CHD 36 (28368)	Methods of Sampling and Test Physical and Chemical For Water and Wastewater Part 40 Calcium Second Revision Amendment - 1
123	CHD 36 (28369)	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 44 Biochemical Oxygen Demand BOD Second Revision Amendment - 1
124	CHD 36 (28382)	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 46 Magnesium Second Revision Amendment - 1
125	CHD 36 (28383)	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 45 Sodium and Potassium Second Revision Amendment - 1
126	CHD 36 (28385)	Methods of Sampling and Test Physical and Chemical For Water and Wastewater Part 23 Alkalinity Second Revision Amendment - 1
127	CHD 36 (28417)	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 47 Lead Second Revision Amendment - 1
128	CHD 36 (28455)	Water Quality Sampling Part 26 Guideline on the validation of the storage time of water samples
129	CHD 36 (28456)	Water Quality Sampling Part 27 Guidance on sampling for the parameters of the oceanic carbon dioxide system
130	CHD 36 (28467) Revision of: IS 1622:1981	Methods of Sampling and Microbiological Examination of Water and Wastewater Second Revision
131	CHD 36 (28478)	Water Quality Guidance and requirements for designing an interlaboratory trial for validation of analytical methods
132	CHD 36 (28538)	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 52 Chromium Section 3 Determination of chromium VI and chromium III Method using liquid chromatography with inductively coupled plasma mass spectrometry LC-ICP-MS after chelating pretreatment

Total Published Standards:119 Total Standards Under development : 132

Aspect Wise Report

Product:	1
Code of Practices :	23
Methods of Test :	101
Terminology :	2
Dimensions :	1
System Standard :	0
Safety Standard :	0
Others :	0
Service Specification :	0
Process Specification :	0
Unclassified :	0

Total :128

Annexure-I :List of Indian Standards Withdrawn/Superseded

SI. No.	IS No.	Title
1.	IS 3025 (Part 1):1987 Reviewed In : 2019	Methods of sampling and test Physical And Chemical for water and wastewater Part 1 sampling First Revision
2.	IS 3025 (Part 31):1988 Reviewed In : 2021	Methods of sampling and test Physical And Chemical for water and wastewater Part 31 phosphorus Fir St Revision
3.	IS 3025 (Part 66):2018 ISO 11885 : 2007	Methods of Sampling and Test Physical and Chemical for Water and Wastewater Part 66 Determination of Selected Elements by Inductively Coupled Plasma Optical Emission Spectrometry ICP-OES
4.	IS 3550:1965 Reviewed In : 2019	Methods of test for routine control for water used in industry

Annexure-II :List of Indian Product Standards

SI. No.	IS No. & Year	Title
1.	IS 18283:2023	Portable Field Testing Kit for Onsite Testing of Drinking Water - Specification