Document Details |
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| Name of Department/Committee : | CHD 05 | ||||||
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| Document Number : | CHD 05 ( 23406) | ||||||
| Document Title [English] : | Sodium Carbonate, Anhydrous and Monohydrate, Photographic Grade - Specification (Second Revision) | ||||||
| Document Title [Hindi] : | सोडियम कार्बोनेट, निर्जल और मोनोहाइड्रेट, फोटोग्राफिक ग्रेड ― विशिष्टि (दूसरा 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| Standards to be Superseded : |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 424 : 1994 |
| Organization Type: | ISO |
Division Council Chairperson Approval Details |
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::Cross Referenced International Standard(s) & Standard(s) Of National SDO(s) :: |
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| Sl. No. | Prefix | Number | Part | Section | Year | |
| 1 | ISO | 10349 | 1 | - | 1992 | |
| 2 | ISO | 10349 | 5 | - | 1992 | |
| 3 | ISO | 10349 | 6 | - | 1992 | |
| Sl.No. | Synosis Points | |
| 1 | Sodium carbonate, monohydrate is used in the processing of sensitized photographic materials. It finds use in preparing photographic developers, particularly in colour films where high purity of the ingredients is very essential and extremely important. It has a chemical formula Na2CO3.H2O and molecular mass 124. | |
| 2 | In this revision, the committee decided to further revise the standard by adoption of ISO 424 : 1994 on dual number basis. | |
Timeline Details |
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