Programme of work

BUREAU OF INDIAN STANDARDS

Programme of Work

Chemical Department

COMMITTEE WISE PROGRAMME OF WORK OF Chemical Department

Sl No.	Committee	Title
1	CHD 1	Inorganic Chemicals Sectional Commiittee
2	CHD 5	Electroplating Chemicals And Photographic Materials Sectional Commiittee
3	CHD 6	Industrial Gases Sectional Commiittee
4	CHD 7	Chemical Hazards Sectional Commiittee
5	CHD 8	Occupational Safety and Health Sectional Commiittee
6	CHD 9	Ceramicware Sectional Commiittee
7	CHD 10	Glass, Glassware and Laboratoryware Sectional Commiittee
8	CHD 13	Water Quality For Industrial Purposes Sectional Commiittee
9	CHD 14	Printing Inks Stationery And Allied Products Sectional Commiittee
10	CHD 15	Paper and Paper Products Sectional Commiittee
11	CHD 16	Paper based packaging materials Sectional Commiittee
12	CHD 17	Leather , Tanning Materials And Allied Products Sectional Commiittee
13	CHD 19	Footwear Sectional Commiittee
14	CHD 20	Paints, Varnishes And Related Products Sectional Commiittee
15	CHD 21	Raw materials for paints, varnishes and related product Sectional Commiittee
16	CHD 23	Brushware, Polishes, Lac, Lac Products Sectional Commiittee
17	CHD 25	Soaps, Detergents and Surface Active Agents Sectional Commiittee
18	CHD 26	Explosives And Pyrotechnics Sectional Commiittee
19	CHD 27	Thermal Insulation Sectional Commiittee
20	CHD 30	Nuclear Energy for Peaceful Applications Sectional Commiittee
21	CHD 35	Air Quality Sectional Commiittee
22	CHD 36	Water Quality Sectional Commiittee
23	Annexure-I	List of Indian Standards Withdrawn/Superseded
24	Annexure-II	List of Indian Product Standards

Aspect Wise Report

Product:	798
Code of Practices :	134
Methods of Test :	446
Terminology :	32
Dimensions :	18
System Standard :	8
Safety Standard :	14
Others :	80
Service Specification :	8
Process Specification :	13
Unclassified :	559

Total : 2110

CHD 1:Inorganic Chemicals

Scope : a) To formulate Indian Standards on terminology, methods of sampling and tests (including general methods), code of practices and specification for all inorganic chemicals (except electroplating and photographic chemicals)
Liaison :
ISO/TC 298 - Rare earth - Participating (P)
ISO/TC 298/CAG - Chair's Advisory Group - Participating (P)
ISO TC 298/WG 2 - Elements recycling - Participating (P)
ISO TC 298/WG 3 - Traceability, Packaging and Labelling - Participating (P)
ISO TC 298/WG 4 - Testing and Analysis - Participating (P)
ISO/TC 47 - Chemistry - Participating (P)
ISO TC 47/WG 2 - Light Olefins - Participating (P)
ISO TC 47/WG 3 - Sulfur-containing Organics - Participating (P)
ISO TC 47/WG 4 - Chemical recycling of organic materials - Participating (P)

Published Standards

SI. No.	IS No.	Title	Reaffirmation Details	No. of Amendments	Degree of Equivalence
1.	IS 10115:1982 Reviewed In : 2025	Specification for phosphorus pentasulphide	February, 2025	2	Indigenous
2.	IS 10116:2015 Reviewed In : 2024	Boric acid - Specification First Revision	April, 2024	1	Indigenous
3.	IS 10125:1982 Reviewed In : 2021	Specification for copper carbonate	January, 2021	-	Indigenous
4.	IS 10271:1982 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for anhydrous hydrogen fluoride technical	April, 2024	3	Indigenous
5.	IS 10332:1982 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for hydrofluoric acid aqueous	April, 2024	4	Indigenous
6.	IS 1040:2024	Calcium Carbide Technical - Specification Fourth Revision		-
7.	IS 10535:1983 Reviewed In : 2021	Specification for manganese sulphate monohydrate	January, 2021	-	Indigenous
8.	IS 10614:1983 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Method for atomic absorption spectrophotometric determination of sodium and potassium	April, 2024	-	Indigenous
9.	IS 1065 (Part 1):2019 Reviewed In : 2023	Stable bleaching powder - Specification Part 1 household and industrial use Third Revision	December, 2023	-	Indigenous
10.	IS 1065 (Part 2):2019 Reviewed In : 2023	Stable bleaching powder - Specification Part 2 treatment of water intended for drinking	December, 2023	-	Indigenous
11.	IS 1078:2024	Copper Naphthenate - Specification Third Revision		-
12.	IS 1089:2024	OLEUM TECHNICAL - SPECIFICATION Third Revision		-
13.	IS 10895:1984 Reviewed In : 2025	Specification for copper nitrate	January, 2025	-	Indigenous
14.	IS 10896:1984 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for aluminium hydroxide technical	April, 2024	-	Indigenous
15.	IS 10904:1984 Reviewed In : 2025	Specification for sodium fluoride technical	January, 2025	-	Indigenous
16.	IS 1109:2024	Borax - Specification Third Revision		-
17.	IS 11112:1984 Reviewed In : 2024 Decision taken to Reaffirm and Archive	SpecificatlOn for alumina chromatographic grade	April, 2024	-	Indigenous
18.	IS 11123:1984 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Method for determination of copper by atomic absorption spectrophotometry	April, 2024	-	Indigenous
19.	IS 11124:1984 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Method for atomic absorption spectrophotometric determination of arsenic	April, 2024	-	Indigenous
20.	IS 1113:2024	Ammonium Chloride Technical and Pure - Specification Second Revision		-
21.	IS 11153:1996 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Manganese dioxide for dry batteries - Specification First Revision	April, 2024	-	Indigenous
22.	IS 11224:1985 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for rock phosphate for chemical industries	April, 2024	-	Indigenous
23.	IS 11236:1985 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for manganese acetate	April, 2024	-	Indigenous
24.	IS 11237:1985 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for manganese carbonate	April, 2024	-	Indigenous
25.	IS 11305:1985 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for thionyl chloride	April, 2024	1	Indigenous
26.	IS 11657:2020 Reviewed In : 2024	PHOSPHORUS OXYCHLORIDE TECHNICAL - SPECIFICATION First Revision	April, 2024	-	Identical under single numbering
27.	IS 11673 (Part 1):2019 Reviewed In : 2023	Sodium hypochlorite solution - Specification Part 1 household and industrial use Second Revision	December, 2023	-	Indigenous
28.	IS 11673 (Part 2):2019 Reviewed In : 2023	Sodium hypochlorite solution - Specification Part 2 water treatment use Second Revision	December, 2023	-	Indigenous
29.	IS 11744:2020 Reviewed In : 2024	Phosphorous Pentachloride Technical - Specification First Revision	April, 2024	1	Indigenous
30.	IS 11782:2024	Sodium Cyanide Technical - Specification First Revision		-
31.	IS 12008:2023	SILICA GEL CHROMATOGRAPHIC GRADE SPECIFICATION		-
32.	IS 12041:1987 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Method for the determination of mercury by atomic absorption spectrophotometer	January, 2024	-	Indigenous
33.	IS 12042:1987 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Method for determination of molybdenum by atomic absorption spectrophotometer	April, 2024	-	Indigenous
34.	IS 12046:1987 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Method for the determination of manganese by atomic absorption spectrophotometer	April, 2024	-	Indigenous
35.	IS 12074:1987 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Method for determination of lead by atomic absorption spectrophotometer	April, 2024	-	Indigenous
36.	IS 12122:1987 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Method for determination of nickel by atomic absorption spectrophotometry	April, 2024	-	Indigenous
37.	IS 12178:2022	ACETYLENE BLACK SPECIFICATION		-	Identical under dual numbering
38.	IS 12292:1988 Reviewed In : 2021	Specification for lead suboxide Lead Oxide for lead - Acid storage battery	January, 2021	-	Indigenous
39.	IS 12478:1988 Reviewed In : 2021	Specification for ammonium sulphate technical	January, 2021	-	Indigenous
40.	IS 12491:1988 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Method for determination of magnesium by atomic absorption spectrophotometry	April, 2024	-	Indigenous
41.	IS 12612:1988 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Method for Colorimetric - determinatxon of tungsten	April, 2024	-	Indigenous
42.	IS 12816:1989 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Density - Composition tables for aqueous solutions of nitric acid - Specification	April, 2024	-	Indigenous
43.	IS 12845:1989 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Density - Composition tables for aqueous solutions of hydrochlortc acid - Specification	April, 2024	-	Indigenous
44.	IS 1288:1982 Reviewed In : 2021	Methods of test for mineral gypsum Second Revision	January, 2021	1	Indigenous
45.	IS 1289:1960 Reviewed In : 2021	Methods for sampling of mineral gypsum	January, 2021	-	Indigenous
46.	IS 1290:2023	MINERAL GYPSUM SPECIFICATION		-
47.	IS 13057:1991 Reviewed In : 2025	Potassium iodate	January, 2025	1	Indigenous
48.	IS 1314:2024	CALCIUM CHLORIDE - SPECIFICATION Third Revision		-
49.	IS 13318:1992 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Spectrophotometric determination of nickel test	April, 2024	-	Indigenous
50.	IS 13319:1992 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Determination of chromium by atomic absorption spectrophotometry test method	April, 2024	-	Indigenous
51.	IS 13320:1992 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Determination of iron by atomic absorption spectrophotometry - Test method	April, 2024	-	Indigenous
52.	IS 13425:1992 Reviewed In : 2025	Ammonium nitrate for nitrous oxide production - Specification	January, 2025	-	Indigenous
53.	IS 13565:1992 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Method for spectrophotometric determination of nitrite	April, 2024	-	Indigenous
54.	IS 1420:1989 Reviewed In : 2021	Light basic magnesium carbonate - Specification Second Revision	January, 2021	-	Indigenous
55.	IS 14211:1994 Reviewed In : 2021	Molecular sieves - Specification	January, 2021	-	Indigenous
56.	IS 14212:1995 Reviewed In : 2021	Sodium and potassium silicates - Method of test	January, 2021	-	Indigenous
57.	IS 14295:1995 Reviewed In : 2021	Calcium fluoride - Specification	January, 2021	-	Indigenous
58.	IS 14305:1995 Reviewed In : 2021	Basiclead carbonate - Specification	January, 2021	-	Indigenous
59.	IS 14780:2000 Reviewed In : 2021	Zinc naphthenate - Specification	January, 2021	-	Indigenous
60.	IS 14781:2000 Reviewed In : 2021	Sodium thiosulphate - Specification	January, 2021	-	Indigenous
61.	IS 14932:2001 Reviewed In : 2022	Sulfamic acid - Specification	January, 2022	-	Indigenous
62.	IS 1514:1990 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Methods of sampling and test for quicklime and hydrated lime First Revision	April, 2024	1	Indigenous
63.	IS 1540 (Part 1):1980 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for quick lime and hydrated lime for chemical industries Part 1 quick lime Second Revision	April, 2024	1	Indigenous
64.	IS 1540 (Part 2):1990 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Quicklime and hydrated lime for chemical industries - Specification Part 2 hydrated lime Third Revision	April, 2024	1	Indigenous
65.	IS 15556:2005 Reviewed In : 2022	Volumetric and spectrophotometric estimation of iron	January, 2022	-	Indigenous
66.	IS 15557:2005 Reviewed In : 2022	Methods for preparation of buffer solutions and methods for determination of pH	January, 2022	-	Indigenous
67.	IS 1612:1976 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for iron powder Reduction Grade First Revision	April, 2024	-	Indigenous
68.	IS 17439:2020 Reviewed In : 2024	Polyphosphoric Acid - Specification	April, 2024	-	Indigenous
69.	IS 17440:2020 Reviewed In : 2024	Carbon Black - Specification	April, 2024	1	Indigenous
70.	IS 17441:2020 Reviewed In : 2024	Calcined Alumina - Specification	April, 2024	-	Indigenous
71.	IS 17441 (Part 1):2021	Calcined Alumina - Specification IS 17441 Part 1 Non-Metallurgical Grade		-	Indigenous
72.	IS 17441 (Part 2):2021	Calcined Alumina - Specification IS 17441 Part 2 Metallurgical Grade		-	Identical under dual numbering
73.	IS 17443:2020 Reviewed In : 2024	Tabular Alumina - Specification	April, 2024	-	Indigenous
74.	IS 17444:2020 Reviewed In : 2024	Cobalt Acetate - Specification	April, 2024	-	Indigenous
75.	IS 17539:2021	SILVER CATALYST - SPECIFICATION		-	Indigenous
76.	IS 18731:2024	FUMED SILICA SPECIFICATION		-
77.	IS 1919:2024	Sodium Hydrosulphite - Specification Second Revision		-
78.	IS 19300:2025	Electrolyte Formulations for Energy Storage Technologies - Specification		-
79.	IS 2080:2021	Specification for stabilized hydrogen peroxide First Revision		-	Identical under dual numbering
80.	IS 2088:2023	METHODS FOR DETERMINATION OF ARSENIC THIRD REVISION		-
81.	IS 2124:2000 Reviewed In : 2021	Sodium bicarbonate - Specification Second Revision	January, 2021	-	Indigenous
82.	IS 2142:1992 Reviewed In : 2020	Bromine technical - Specification Third Revision	March, 2020	-	Indigenous
83.	IS 2263:1979 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Methods of preparation of indicator solutions First Revision	April, 2024	-	Indigenous
84.	IS 2316:1990 Reviewed In : 2022	Methods of preparation of standard solutions for colorimetric and volumetric analysis Second Revision	January, 2022	-	Indigenous
85.	IS 2317:1975 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Method for gravimetric determination of sulphates First Revision	April, 2024	-	Indigenous
86.	IS 2362:1993 Reviewed In : 2024	Determination of water by karl fischer method - Test method Second Revision	April, 2024	-	Indigenous
87.	IS 2449:2023	SILVER OXIDE SPECIFICATION		-
88.	IS 247:2023	SODIUM SULPHITE ANHYDROUS SPECIFICATION Fifth Revision		-	Indigenous
89.	IS 248:2023	SODIUM BISULPHITE TECHNICAL SODIUM METABISULPHITE SPECIFICATION		-
90.	IS 249:2022	SODIUM BICHROMATE TECHNICAL SPECIFICATION		-	Identical under dual numbering
91.	IS 250:2022	POTASSIUM BICHROMATE TECHNICAL AND ANALYTICAL REAGENT - SPECIFICATION SECOND REVISION		-	Indigenous
92.	IS 251:2024	Soda Ash Technical - Specification fifth revision		-
93.	IS 252:2013 Reviewed In : 2023	Caustic soda - Specification Fourth Revision	March, 2023	2	Indigenous
94.	IS 254:2023	MAGNESIUM CHLORIDE SPECIFICATION		-
95.	IS 255:2023	SODIUM SULPHATE ANHYDROUS TECHNICAL GRADE SPECIFICATION		-
96.	IS 256:2024	Glauber Salt Sodium Sulphate Decahydrate Technical Specification Second Revision		-
97.	IS 258:2024	Potash Alum Specification Third Revision		-
98.	IS 259:2024	Ammonium Alum Specification Second Revision		-
99.	IS 260:2024	Aluminium Sulphate Non - Ferric Specification Third Revision		-
100.	IS 261:1982 Reviewed In : 2021	Specification for copper sulphate Second Revision	January, 2021	1	Indigenous
101.	IS 262:2022	FERROUS SULPHATE HEPTAHYDRATE SPECIFICATION THIRD REVISION		-	Indigenous
102.	IS 264:2005 Reviewed In : 2022	Nitric acid - Specification Third Revision	January, 2022	-	Indigenous
103.	IS 265:2021	HYDROCHLORIC ACID SPECIFICATION Fifth Revision		-	Identical under single numbering
104.	IS 266:1993 Reviewed In : 2020	Sulphuric acid - Specification Third Revision	March, 2020	2	Indigenous
105.	IS 2723:2024	Ammonium Bromide Pure and Analytical Reagent - Specification Second Revision		-
106.	IS 2730:2024	Magnesium Sulphate Epsom Salts - Specification Second Revision		-
107.	IS 2752:1995 Reviewed In : 2021	Activated carbons granular - Specification Third Revision	January, 2021	1	Indigenous
108.	IS 2780:2024	Sodium Bromide Pure - Specification First Revision		-
109.	IS 2797:2024	Potassium Bromide - Specification Fourth Revision		-
110.	IS 2881:2024	Barytes for Chemical Industry and Oil-Well Drilling - Specification Third Revision		-
111.	IS 296:2023	SODIUM CARBONATE ANHYDROUS SPECIFICATION		-
112.	IS 297:2024	SODIUM SULPHIDE TECHNICAL - SPECIFICATION Third Revision		-
113.	IS 299:2012 Reviewed In : 2022	Alumino - Ferric - Specification Fifth Revision	January, 2022	2	Indigenous
114.	IS 3204:2024	Limestone for Chemical Industry - Specification Second Revision		-
115.	IS 3205:2024	Precipitated Barium Carbonate Technical - Specification Second Revision		-
116.	IS 333:2023	POTASSIUM PERMANGANATE SPECIFICATION		-
117.	IS 3401:1992 Reviewed In : 2020	Silica gel - Specification Third Revision	March, 2020	2	Indigenous
118.	IS 3598:2024	Sodium Perborate Tetrahydrate -Specification Second Revision		-
119.	IS 3605:1984 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for bauxite for chemicals and petroleum industries First Revision	April, 2024	-	Indigenous
120.	IS 3607:2024	Magnesite for Chemical Industry - Specification Second Revision		-
121.	IS 376:2023	SODIUM HYDROXIDE ANALYTICAL REAGENT SPECIFICATION		-	Indigenous
122.	IS 380:2023	FRENCH CHALK TECHNICAL SPECIFICATION		-
123.	IS 381:2024	Sodium Silicate - Specification Third Revision		-
124.	IS 4016:2002 Reviewed In : 2022	Density composition tables for aqueous solutions of sodium hydroxide - Specification First Revision	January, 2022	-	Indigenous
125.	IS 4048:1989 Reviewed In : 2021	Density - Composition tables for aqueous solutions of sulphuric acid - Specification First Revision	January, 2021	-	Indigenous
126.	IS 4150:2024	Potassium Chloride Technical - Specification Third Revision		-
127.	IS 4200:2020 Reviewed In : 2024	Sodium Aluminate Specification Second Revision	April, 2024	-	Indigenous
128.	IS 4256:2021	HYDRATED CALCIUM SULPHATE FROM MARINE BRINE - SPECIFICATION FIRST REVISION		-	Identical under dual numbering
129.	IS 4285:1967 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Method for volumetric determination of calcium	April, 2024	-	Indigenous
130.	IS 4408:2024	Sodium Chloride Analytical Reagent - Specification Second Revision		-
131.	IS 4505:2015 Reviewed In : 2024	Sodium formaldehyde sulphoxylate - Specification First Revision	April, 2024	2	Indigenous
132.	IS 4581:2021	PHOSPHORUS TRICHLORIDE PURE AND ANALYTICAL REAGENT-SPECIFICATION Second Revision IS 4581		-	Identical under single numbering
133.	IS 4611:1991 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Metallic zinc powder Zinc Dust - Specification Second Revision	April, 2024	1	Indigenous
134.	IS 4730:1994 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Method for determination of density of liquids First Revision	April, 2024	-	Indigenous
135.	IS 4737:1982 Reviewed In : 2025	Specification for chromite for chemical industries First Revision	February, 2025	-	Indigenous
136.	IS 494:2024	Aluminium Stearate for Lubricants - Specification Second Revision		-
137.	IS 505:2024	Light Kaolin - Specification Fourth Revision		-
138.	IS 5194:1969 Reviewed In : 2021	Method for determination of nitrogen - Kjeldahl method	January, 2021	1	Indigenous
139.	IS 5288:1980 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for Barium Chloride First Revision	April, 2024	1	Indigenous
140.	IS 5298:2013 Reviewed In : 2023	Method for determination of distillation range and distillation yield Second Revision	March, 2023	-	Indigenous
141.	IS 5301:1987 Reviewed In : 2022	Sodium Chlorate	January, 2022	3	Indigenous
142.	IS 5305:1969 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Method for volumetric determination of phosphorus	April, 2024	-	Indigenous
143.	IS 5316:1998 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Ammonium carbonate - Specification First Revision	April, 2024	-	Indigenous
144.	IS 5321:2022	Specification for Soda lime as Carbon dioxide absorbent first revision		-	Indigenous
145.	IS 566:2024	Disodium Phosphate Dodecahydrate - Specification Third Revision		-
146.	IS 567:2024	Disodium Phosphate Anhydrous - Specification Third Revision		-
147.	IS 571:2024	MONOSODIUM PHOSPHATE - SPECIFICATION Third Revision		-
148.	IS 573:1992 Reviewed In : 2020	Trisodium phosphate - Specification Fourth Revision	March, 2020	2	Indigenous
149.	IS 574:2024	Glassy Sodium Metaphosphate - Specification Fifth Revision		-
150.	IS 5762:1970 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Methods for determination of melting point and melting range	April, 2024	2	Indigenous
151.	IS 5813:1970 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Method for determination of crystallizing point	April, 2024	-	Indigenous
152.	IS 5877:1971 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for barium sulphide technical Black Ash	April, 2024	-	Indigenous
153.	IS 593:2024	Salt for Hide Curing Wet-Salting - Specification Third Revision		-
154.	IS 5949:1990 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Methods for volumetric determination of calcium and magnesium using EDTA Second Revision	April, 2024	-	Indigenous
155.	IS 6015:1984 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for barium hydroxide First Revision	April, 2024	-	Indigenous
156.	IS 6100:2021	SPECIFICATION FOR SODIUM TRIPOLYPHOSPHATE ANHYDROUS TECHNICAL Second Revision		-	Identical under single numbering
157.	IS 6135:1981 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for soda ash fused technical First Revision	April, 2024	1	Indigenous
158.	IS 6186:1986 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for bentonite First Revision	April, 2024	-	Indigenous
159.	IS 6361:1971 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Methods of colorimetric determination of phosphorus	April, 2024	-	Indigenous
160.	IS 646:2020 Reviewed In : 2024	Liquid Chlorine Technical - Specification Third Revision	April, 2024	-	Indigenous
161.	IS 6507:1991 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Sodium chromate tetrahydrate specification Second Revision	April, 2024	-	Indigenous
162.	IS 6605:2023	POTASSIUM CHROMATE SPECIFICATION		-
163.	IS 6614:2021	SPECIFICATION FOR ALUMINIUM CHLORIDE ANHYDROUS TECHNICAL First revision of IS 6614		-	Identical under dual numbering
164.	IS 662:2020 Reviewed In : 2024	Anhydrous Ammonia Specification Second Revision	April, 2024	-	Indigenous
165.	IS 6655:1972 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Methods of test for sulphur	April, 2024	1	Indigenous
166.	IS 6831:2023	CAUSTIC POTASH SPECIFICATION		-
167.	IS 6980:1983 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for tetrasodium pyrophosphate anhydrous technical First Revision	April, 2024	-	Indigenous
168.	IS 701:2024	Zinc Chloride - Specification Second Revision		-
169.	IS 7017:1973 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Method for colorimetric determination of traces of heavy metals by dithizone	April, 2024	-	Indigenous
170.	IS 711:1970 Reviewed In : 2021	Specification for ferric choride technical First Revision	January, 2021	-	Indigenous
171.	IS 7129:2021	POTASSIUM CARBONATE ANHYDROUS - SPECIFICATION Second Revision		1	Indigenous
172.	IS 7130:1994 Reviewed In : 2021	Chlorosulphontc acid technical - Specification	January, 2021	-	Indigenous
173.	IS 7163:1989 Reviewed In : 2025	Potassium iodide pure and analytical reagent - Specification First Revision	February, 2025	-	Indigenous
174.	IS 7212:2023	METHODS OF DETERMINATION OF COPPER		-	Identical under dual numbering
175.	IS 7223:1986 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for potassium chloride analytical reagent First Revision	April, 2024	1	Indigenous
176.	IS 7541:2023	STABILIZED LIQUID SULPHUR TRIOXIDE SPECIFICATION		-
177.	IS 797:2023	COMMON SALT FOR CHEMICAL INDUSTRIES SPECIFICATION		-
178.	IS 798:2020 Reviewed In : 2024	Orthophosphoric Acid Specification Third Revision	April, 2024	1	Indigenous
179.	IS 799:1985 Reviewed In : 2021	Specification for ammonia liquor Second Revision	January, 2021	1	Indigenous
180.	IS 8325:1983 Reviewed In : 2021	Specification for nickel formate for nickel catalyst First Revision	January, 2021	1	Indigenous
181.	IS 8366:1989 Reviewed In : 2021	Activated carbons powdered - Specification First Revision	January, 2021	-	Indigenous
182.	IS 8587:1993 Reviewed In : 2021	Acid grade fluorspar for chemical industry - Specification First Revision	January, 2021	-	Indigenous
183.	IS 8768:2000 Reviewed In : 2021	Method of measurement of colour in liquid chemical products platinum - Cobalt scale Second Revision	January, 2021	-	Indigenous
184.	IS 8769:1978 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Methods of determination of ash and sulphated ash	April, 2024	1	Indigenous
185.	IS 877:2024	ACTIVATED CARBONS POWDERED AND GRANULAR METHODS OF SAMPLING AND TEST Third Revision		-
186.	IS 8770:1978 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for artificial sea water for laboratory use	April, 2024	-	Indigenous
187.	IS 879:2024	Sodium Nitrite Specification Second Revision		-
188.	IS 8813:1995 Reviewed In : 2025	Potassium silicate technical specification First Revision	February, 2025	-	Indigenous
189.	IS 8814:1978 Reviewed In : 2025	Specification for sodium metal	February, 2025	-	Indigenous
190.	IS 8883 (Part 1):2005 Reviewed In : 2022	Methods of sampling chemical and chemical product Part 1 general requirements and precautions First Revision	January, 2022	1	Indigenous
191.	IS 8883 (Part 2/Sec 1):1978 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Methods of sampling chemicals and chemical products Part 2 sampling equipment Sec 1 for solids	April, 2024	1	Indigenous
192.	IS 8883 (Part 2/Sec 2):1978 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Methods of sampling of chemicals and chemical products Part 2 sampling equipment Sec 2 for liquid	April, 2024	1	Indigenous
193.	IS 8883 (Part 2/Sec 3):1978 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Methods of sampling chemical and chemical products Part 2 sampling equipment Sec 3 for gases	April, 2024	-	Indigenous
194.	IS 9189:1979 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Method for determination of free chlorine in chlorinated organic liquid compounds Colorimetric	April, 2024	-	Indigenous
195.	IS 9190:1979 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Methods for determination of acidity and alkalinity in halogenated organic solvents and their admixtures	April, 2024	-	Indigenous
196.	IS 9252:1979 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Method for determination of zinc Volumetric	April, 2024	-	Indigenous
197.	IS 9398:1987 Reviewed In : 2025	Specification for silicon tetrachloride technical First Revision	January, 2025	-	Indigenous
198.	IS 9424:1979 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for sodium metastlicate	April, 2024	-	Indigenous
199.	IS 9497:1980 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Method for determination of sodium and potassium Flame Photometric	April, 2024	-	Indigenous
200.	IS 9506:1980 Reviewed In : 2025	Method for determination of sulphate volumetric	January, 2025	1	Indigenous
201.	IS 9700:1991 Reviewed In : 2025	Activated alumina - Specification First Revision	January, 2025	1	Indigenous
202.	IS 9825:2003 Reviewed In : 2025	Chlorine tablets - Specification Second Revision	January, 2025	1	Indigenous
203.	IS 9931:1981 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Mercurimetric method for determination of chloride in inorganic chemicals	April, 2024	-	Indigenous
204.	IS 9958:1981 Reviewed In : 2022	Atomic absorption spectrophotometric method - For determination of zinc	January, 2022	-	Indigenous

Standards Under Develpoment

Projects Approved

SI. No.	Doc No	TITLE
No Records Found

Preliminary Draft Standards

SI. No.	Doc No	TITLE
No Records Found

Drafts Standards in WC Stage

SI. No.	Doc No	TITLE
No Records Found

Draft Standards Completed WC Stage

SI. No.	Doc No	TITLE
1	CHD 1 (26713) Revision of: IS 13057:1991	Potassium Iodate - Specification First Revision

Finalized Draft Indian Standard

SI. No.	Doc No	TITLE
1	CHD 1 (27436) Revision of: IS 4737:1982	Chromite for Chemical Industries - Specification Second Revision
2	CHD 1 (27438) Revision of: IS 7163:1989	Potassium Iodide Pure and Analytical Reagent - Specification Second Revision
3	CHD 1 (27440) Revision of: IS 8813:1995	Potassium Silicate Technical - Specification Second Revision
4	CHD 1 (27442) Revision of: IS 8814:1978	Sodium Metal - Specification First Revision
5	CHD 1 (27443) Revision of: IS 9700:1991	Activated Alumina - Specification Second Revision
6	CHD 1 (27444) Revision of: IS 9825:2003	Chlorine Tablets - Specification Third Revision
7	CHD 1 (27445) Revision of: IS 10115:1982	Phosphorous Pentasulphide - Specification First Revision
8	CHD 1 (27467) Revision of: IS 11657:2020	Phosphorus Oxychloride Technical - Specification Second Revision

Finalized Draft Indian Standards under Print

SI. No.	Doc No	TITLE
1	CHD 1 (27028) Revision of: IS 266:2024	Sulphuric Acid - Specification Fifth Revision
2	CHD 1 (27469)	Lithium Hexafluorophosphate - Specification

Total Published Standards: 200 Total Standards Under development : 11

Aspect Wise Report

Product:	144
Code of Practices :	0
Methods of Test :	36
Terminology :	1
Dimensions :	0
System Standard :	0
Safety Standard :	0
Others :	21
Service Specification :	0
Process Specification :	0
Unclassified :	0

Total : 202

Annexure-I :List of Indian Standards Withdrawn/Superseded

CHD 1 : Inorganic Chemicals

SI. No.	IS No.	Title
1.	IS 1021:1964	Caustic Soda Pure
2.	IS 1065:1989 Reviewed In : 2015	Bleaching Powder Stable
3.	IS 11673:1992 Reviewed In : 2020	Sodium hypochlorite solution - Specification First Revision
4.	IS 1334:1958	Calcium Chloride Technical
5.	IS 1744:1970	Stannic chloride anhydrous technical
6.	IS 1808:1961	Hydrated lime for grease manufacture
7.	IS 1845:1964	Common salt for butter and cheese industry
8.	IS 2035:1961	Free-flowing Table Salt
9.	IS 2832:1964	Waterproof silicon carbide paper
10.	IS 295:1951	Bleaching powder unstabilized
11.	IS 3225:1965 Reviewed In : 1998	Methods for Preparation of Buffer Solutions
12.	IS 4284:1967 Reviewed In : 2003	Method for volumetric determination of iron
13.	IS 4542:1968 Reviewed In : 2003	Colorimetric methods for determination of iron
14.	IS 491:1954	Sodium bicarbonate pure and analytical reagent
15.	IS 492:1954	Sodium bicarbonate refined tentative
16.	IS 559:1954	Chromic Trioxide chromic Acid
17.	IS 5741:1970 Reviewed In : 1998	Method for determination of pH
18.	IS 646:1986 Reviewed In : 2020	Specification for liquid chlorine technical Second Revision
19.	IS 798:1986 Reviewed In : 2010	Ortho-phosphoric acid

Annexure-II:List of Indian Product Standards

CHD 1:Inorganic Chemicals

SI. No.	IS No. & Year	Title
1.	IS 10115:1982 Reviewed In : 2025	Specification for phosphorus pentasulphide
2.	IS 10116:2015 Reviewed In : 2024	Boric acid - Specification First Revision
3.	IS 10125:1982 Reviewed In : 2021	Specification for copper carbonate
4.	IS 10271:1982 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for anhydrous hydrogen fluoride technical
5.	IS 10332:1982 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for hydrofluoric acid aqueous
6.	IS 1040:2024	Calcium Carbide Technical - Specification Fourth Revision
7.	IS 10535:1983 Reviewed In : 2021	Specification for manganese sulphate monohydrate
8.	IS 1078:2024	Copper Naphthenate - Specification Third Revision
9.	IS 1089:2024	OLEUM TECHNICAL - SPECIFICATION Third Revision
10.	IS 10895:2025	Copper Nitrate - Specification First Revision
11.	IS 10896:1984 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for aluminium hydroxide technical
12.	IS 10904:2025	Sodium Fluoride Technical - Specification First Revision
13.	IS 1109:2024	Borax - Specification Third Revision
14.	IS 11112:1984 Reviewed In : 2024 Decision taken to Reaffirm and Archive	SpecificatlOn for alumina chromatographic grade
15.	IS 1113:2024	Ammonium Chloride Technical and Pure - Specification Second Revision
16.	IS 11153:1996 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Manganese dioxide for dry batteries - Specification First Revision
17.	IS 11224:1985 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for rock phosphate for chemical industries
18.	IS 11236:1985 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for manganese acetate
19.	IS 11237:2025	Manganese Carbonate - Specification First Revision
20.	IS 11305:1985 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for thionyl chloride
21.	IS 11657:2020 Reviewed In : 2024	PHOSPHORUS OXYCHLORIDE TECHNICAL - SPECIFICATION First Revision
22.	IS 11673 (Part 1):2019 Reviewed In : 2023	Sodium hypochlorite solution - Specification Part 1 household and industrial use Second Revision
23.	IS 11673 (Part 2):2019 Reviewed In : 2023	Sodium hypochlorite solution - Specification Part 2 water treatment use Second Revision
24.	IS 11744:2020 Reviewed In : 2024	Phosphorous Pentachloride Technical - Specification First Revision
25.	IS 11782:2024	Sodium Cyanide Technical - Specification First Revision
26.	IS 12008:2023	SILICA GEL CHROMATOGRAPHIC GRADE SPECIFICATION
27.	IS 12178:2022	ACETYLENE BLACK SPECIFICATION
28.	IS 12292:1988 Reviewed In : 2021	Specification for lead suboxide Lead Oxide for lead - Acid storage battery
29.	IS 12478:1988 Reviewed In : 2021	Specification for ammonium sulphate technical
30.	IS 1290:2023	MINERAL GYPSUM SPECIFICATION
31.	IS 13057:1991 Reviewed In : 2025	Potassium iodate
32.	IS 1314:2024	CALCIUM CHLORIDE - SPECIFICATION Third Revision
33.	IS 13425:1992 Reviewed In : 2025	Ammonium nitrate for nitrous oxide production - Specification
34.	IS 1420:1989 Reviewed In : 2021	Light basic magnesium carbonate - Specification Second Revision
35.	IS 14211:1994 Reviewed In : 2021	Molecular sieves - Specification
36.	IS 14295:1995 Reviewed In : 2021	Calcium fluoride - Specification
37.	IS 14305:1995 Reviewed In : 2021	Basiclead carbonate - Specification
38.	IS 14780:2000 Reviewed In : 2021	Zinc naphthenate - Specification
39.	IS 14781:2000 Reviewed In : 2021	Sodium thiosulphate - Specification
40.	IS 14932:2001 Reviewed In : 2022	Sulfamic acid - Specification
41.	IS 1540 (Part 1):1980 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for quick lime and hydrated lime for chemical industries Part 1 quick lime Second Revision
42.	IS 1540 (Part 2):1990 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Quicklime and hydrated lime for chemical industries - Specification Part 2 hydrated lime Third Revision
43.	IS 1612:1976 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for iron powder Reduction Grade First Revision
44.	IS 17439:2020 Reviewed In : 2024	Polyphosphoric Acid - Specification
45.	IS 17440:2020 Reviewed In : 2024	Carbon Black - Specification
46.	IS 17441:2020 Reviewed In : 2024	Calcined Alumina - Specification
47.	IS 17441 (Part 1):2021	Calcined Alumina - Specification IS 17441 Part 1 Non-Metallurgical Grade
48.	IS 17441 (Part 2):2021	Calcined Alumina - Specification IS 17441 Part 2 Metallurgical Grade
49.	IS 17443:2020 Reviewed In : 2024	Tabular Alumina - Specification
50.	IS 17444:2020 Reviewed In : 2024	Cobalt Acetate - Specification
51.	IS 17539:2021	SILVER CATALYST - SPECIFICATION
52.	IS 18731:2024	FUMED SILICA SPECIFICATION
53.	IS 1919:2024	Sodium Hydrosulphite - Specification Second Revision
54.	IS 19300:2025	Electrolyte Formulations for Energy Storage Technologies - Specification
55.	IS 2080:2021	Specification for stabilized hydrogen peroxide First Revision
56.	IS 2124:2023	SODIUM BICARBONATE SPECIFICATION
57.	IS 2142:2023	BROMINE TECHNICAL SPECIFICATION
58.	IS 2449:2023	SILVER OXIDE SPECIFICATION
59.	IS 247:2023	SODIUM SULPHITE ANHYDROUS SPECIFICATION Fifth Revision
60.	IS 248:2023	SODIUM BISULPHITE TECHNICAL SODIUM METABISULPHITE SPECIFICATION
61.	IS 249:2022	SODIUM BICHROMATE TECHNICAL SPECIFICATION
62.	IS 250:2022	POTASSIUM BICHROMATE TECHNICAL AND ANALYTICAL REAGENT - SPECIFICATION SECOND REVISION
63.	IS 251:2024	Soda Ash Technical - Specification fifth revision
64.	IS 252:2013 Reviewed In : 2023	Caustic soda - Specification Fourth Revision
65.	IS 254:2023	MAGNESIUM CHLORIDE SPECIFICATION
66.	IS 255:2023	SODIUM SULPHATE ANHYDROUS TECHNICAL GRADE SPECIFICATION
67.	IS 256:2024	Glauber Salt Sodium Sulphate Decahydrate Technical Specification Second Revision
68.	IS 258:2024	Potash Alum Specification Third Revision
69.	IS 259:2024	Ammonium Alum Specification Second Revision
70.	IS 260:2024	Aluminium Sulphate Non - Ferric Specification Third Revision
71.	IS 261:2023	COPPER SULPHATE SPECIFICATION
72.	IS 262:2022	FERROUS SULPHATE HEPTAHYDRATE SPECIFICATION THIRD REVISION
73.	IS 264:2005 Reviewed In : 2022	Nitric acid - Specification Third Revision
74.	IS 265:2021	HYDROCHLORIC ACID SPECIFICATION Fifth Revision
75.	IS 266:2024	Sulphuric Acid - Specification Fourth Revision
76.	IS 2723:2024	Ammonium Bromide Pure and Analytical Reagent - Specification Second Revision
77.	IS 2730:2024	Magnesium Sulphate Epsom Salts - Specification Second Revision
78.	IS 2752:2025	Activated Carbons Granular - Specification Fourth Revision
79.	IS 2780:2024	Sodium Bromide Pure - Specification First Revision
80.	IS 2797:2024	Potassium Bromide - Specification Fourth Revision
81.	IS 2881:2024	Barytes for Chemical Industry and Oil-Well Drilling - Specification Third Revision
82.	IS 296:2023	SODIUM CARBONATE ANHYDROUS SPECIFICATION
83.	IS 297:2024	SODIUM SULPHIDE TECHNICAL - SPECIFICATION Third Revision
84.	IS 299:2012 Reviewed In : 2022	Alumino - Ferric - Specification Fifth Revision
85.	IS 3204:2024	Limestone for Chemical Industry - Specification Second Revision
86.	IS 3205:2024	Precipitated Barium Carbonate Technical - Specification Second Revision
87.	IS 333:2023	POTASSIUM PERMANGANATE SPECIFICATION
88.	IS 3401:2023	SILICA GEL SPECIFICATION
89.	IS 3598:2024	Sodium Perborate Tetrahydrate -Specification Second Revision
90.	IS 3605:1984 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for bauxite for chemicals and petroleum industries First Revision
91.	IS 3607:2024	Magnesite for Chemical Industry - Specification Second Revision
92.	IS 376:2023	SODIUM HYDROXIDE ANALYTICAL REAGENT SPECIFICATION
93.	IS 380:2023	FRENCH CHALK TECHNICAL SPECIFICATION
94.	IS 381:2024	Sodium Silicate - Specification Third Revision
95.	IS 4150:2024	Potassium Chloride Technical - Specification Third Revision
96.	IS 4200:2020 Reviewed In : 2024	Sodium Aluminate Specification Second Revision
97.	IS 4256:2021	HYDRATED CALCIUM SULPHATE FROM MARINE BRINE - SPECIFICATION FIRST REVISION
98.	IS 4408:2024	Sodium Chloride Analytical Reagent - Specification Second Revision
99.	IS 4505:2015 Reviewed In : 2024	Sodium formaldehyde sulphoxylate - Specification First Revision
100.	IS 4581:2021	PHOSPHORUS TRICHLORIDE PURE AND ANALYTICAL REAGENT-SPECIFICATION Second Revision IS 4581
101.	IS 4611:2025	Metallic Zinc Powder Zinc Dust - Specification Third Revision
102.	IS 4737:1982 Reviewed In : 2025	Specification for chromite for chemical industries First Revision
103.	IS 494:2024	Aluminium Stearate for Lubricants - Specification Second Revision
104.	IS 505:2024	Light Kaolin - Specification Fourth Revision
105.	IS 5288:2025	Barium Chloride - Specification Second Revision
106.	IS 5301:1987 Reviewed In : 2022	Sodium Chlorate
107.	IS 5316:1998 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Ammonium carbonate - Specification First Revision
108.	IS 5321:2022	Specification for Soda lime as Carbon dioxide absorbent first revision
109.	IS 566:2024	Disodium Phosphate Dodecahydrate - Specification Third Revision
110.	IS 567:2024	Disodium Phosphate Anhydrous - Specification Third Revision
111.	IS 571:2024	MONOSODIUM PHOSPHATE - SPECIFICATION Third Revision
112.	IS 573:2023	TRISODIUM PHOSPHATE SPECIFICATION
113.	IS 574:2024	Glassy Sodium Metaphosphate - Specification Fifth Revision
114.	IS 5877:2025	Barium Sulphide Technical Black Ash - Specification First Revision
115.	IS 593:2024	Salt for Hide Curing Wet-Salting - Specification Third Revision
116.	IS 6015:1984 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for barium hydroxide First Revision
117.	IS 6100:2021	SPECIFICATION FOR SODIUM TRIPOLYPHOSPHATE ANHYDROUS TECHNICAL Second Revision
118.	IS 6135:1981 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for soda ash fused technical First Revision
119.	IS 6186:1986 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for bentonite First Revision
120.	IS 6507:1991 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Sodium chromate tetrahydrate specification Second Revision
121.	IS 6605:2023	POTASSIUM CHROMATE SPECIFICATION
122.	IS 6614:2021	SPECIFICATION FOR ALUMINIUM CHLORIDE ANHYDROUS TECHNICAL First revision of IS 6614
123.	IS 662:2020 Reviewed In : 2024	Anhydrous Ammonia Specification Second Revision
124.	IS 6831:2023	CAUSTIC POTASH SPECIFICATION
125.	IS 6980:1983 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for tetrasodium pyrophosphate anhydrous technical First Revision
126.	IS 701:2024	Zinc Chloride - Specification Second Revision
127.	IS 711:2023	FERRIC CHLORIDE TECHNICAL SPECIFICATION
128.	IS 7129:2021	POTASSIUM CARBONATE ANHYDROUS - SPECIFICATION Second Revision
129.	IS 7163:1989 Reviewed In : 2025	Potassium iodide pure and analytical reagent - Specification First Revision
130.	IS 7223:1986 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for potassium chloride analytical reagent First Revision
131.	IS 7541:2023	STABILIZED LIQUID SULPHUR TRIOXIDE SPECIFICATION
132.	IS 797:2023	COMMON SALT FOR CHEMICAL INDUSTRIES SPECIFICATION
133.	IS 799:2023	AMMONIA LIQUOR SPECIFICATION
134.	IS 8325:1983 Reviewed In : 2021	Specification for nickel formate for nickel catalyst First Revision
135.	IS 8366:2025	Activated Carbons Powdered - Specification Second Revision
136.	IS 8587:1993 Reviewed In : 2021	Acid grade fluorspar for chemical industry - Specification First Revision
137.	IS 8770:1978 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for artificial sea water for laboratory use
138.	IS 879:2024	Sodium Nitrite Specification Second Revision
139.	IS 8813:1995 Reviewed In : 2025	Potassium silicate technical specification First Revision
140.	IS 8814:1978 Reviewed In : 2025	Specification for sodium metal
141.	IS 9398:2025	Silicon Tetrachloride Technical - Specification Second Revision
142.	IS 9424:1979 Reviewed In : 2024 Decision taken to Reaffirm and Archive	Specification for sodium metastlicate
143.	IS 9700:1991 Reviewed In : 2025	Activated alumina - Specification First Revision
144.	IS 9825:2003 Reviewed In : 2025	Chlorine tablets - Specification Second Revision