Document Details |
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| Name of Department/Committee : | CHD 05 | ||||||
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| Document Number : | CHD 05 ( 23836) | ||||||
| Document Title [English] : | SODIUM THIOSULPHATE, ANHYDROUS AND PENTAHYDRATE, PHOTOGRAPHIC GRADE― SPECIFICATION (Third Revision) | ||||||
| Document Title [Hindi] : | सोडियम थायोसल्फेट, एनहाइड्रस और पेंटाहाइड्रेट, फोटोग्राफिक ग्रेड — विशिष्टि (तीसरा पुनरीक्षण) | ||||||
| Document Type : | Revision | ||||||
| Language : | English | ||||||
| Priority : | 3 | ||||||
| ICS Code : | 37.040.30 | ||||||
| Date of Project Approval : | 04-07-2023 | ||||||
| Standards to be Revised : |
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| Standards to be Superseded : |
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Classification Details |
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| Group : | Chemicals, Plastics and their Products including packaging and Environment |
| Sub Group : | Chemicals |
| Sub Sub Group : | Photographic Grade Chemicals and materals |
| Aspects : | Product Specification |
| Risk : | Low |
| Certification : | Voluntary Certification |
| Short Commom Man's Title : | |
| ITCHS Code : | |
| Ministry : |
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| Sustainable development Goals : |
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| Degree of Equivalence : | Identical under dual numbering |
| Identical/Equivalent Standards : | ISO 10636 : 1994 |
| Organization Type: | ISO |
| Sl.No. | Synosis Points | |
| 1 | Sodium thiosulphate, crystalline is commonly known as hypo and is used in the photographic industry as a fixing agent to dissolve unchanged silver salts from exposed negatives. | |
| 2 | In this revision, the committee decided to further revise the standards by adoption of ISO 10636:1994 on dual number basis by amalgamating IS 2211 : 1993 and IS 246 : 1986 and published as IS 2211. | |
Timeline Details |
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Stages |
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| Sl. No. |
Stage | Date of Occurence | Remarks | Circulated to | Files |
| 1 | Generation of Document Number | 04-07-2023 | ------- | ||
| 2 | P-Draft Waived | 17-10-2023 | In the 11th meeting of CHD 5, the committee decided to wide circulate the revised draft of IS 2211 for a period of 60 days. | ------- | |
| 3 | WC Draft | 17-10-2023 | Duration : 60 Days Submitted for HOD approval Remarks : In this third revision of this standard the committee decided to align it with ISO 10636:1994 on dual number basis by amalgamating IS 2211 : 1993 and IS 246 : 1986 and published as IS 2211 |
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| 4 | WC Draft | 19-10-2023 | WC rejected by HOD Remarks: In the 3rd para, give details of IS 246 |
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| 5 | WC Draft | 05-02-2024 | Duration : 63 Days Submitted for HOD approval Remarks : The document has been modified by incorporating details of IS 246 as discussed |
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| 6 | WC Draft | 05-02-2024 | WC rejected by HOD Remarks: Please discuss regarding reference to IS 246 |
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| 7 | WC Draft | 07-02-2024 | Duration : 60 Days Submitted for HOD approval Remarks : Modified document is uploaded |
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| 8 | WC Draft | 07-02-2024 | WC approved by HOD |
CHDC | ------- |