BS ISO 424:1994
Current
The latest, up-to-date edition.
Photography. Processing chemicals. Specification for anhydrous sodium carbonate and sodium carbonate monohydrate
Hardcopy , PDF
English
15-03-1995
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Establishes criteria for the purity of photographic grade anhydrous sodium carbonate monohydrate. Also specifies the test methods to be used to determine the purity. Coverage includes: physical properties, hazardous properties, reagents and glassware, and handling and storage.
| Committee |
CPW/42
|
| DevelopmentNote |
Supersedes BS 5570(1978), BS 3305(1978) & 92/41971 DC. (06/2004) Reviewed and confirmed by BSI, August 2016. (07/2016)
|
| DocumentType |
Standard
|
| Pages |
14
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
This International Standard establishes criteria for the purity of photographic-grade anhydrous sodium carbonate and sodium carbonate monohydrate and specifies the test methods to be used to determine the purity.
| Standards | Relationship |
| ISO 424:1994 | Identical |
| ISO 10349-5:1992 | Photography — Photographic-grade chemicals — Test methods — Part 5: Determination of heavy metals and iron content |
| ISO 10349-6:1992 | Photography — Photographic-grade chemicals — Test methods — Part 6: Determination of halide content |
| ISO 10349-1:2002 | Photography Photographic-grade chemicals Test methods Part 1: General |
| ISO 10349-9:1992 | Photography — Photographic-grade chemicals — Test methods — Part 9: Reaction to ammoniacal silver nitrate |
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