BS ISO 3621:1994
Current
Current
The latest, up-to-date edition.
Photography. Processing chemicals. Specifications for sodium tetraborate decahydrate
Available format(s)
Hardcopy , PDF
Language(s)
English
Published date
15-04-1995
Publisher
€161.23
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Establishes criteria for the purity of photographic-grade sodium tetraborate decahydrate and specifies the tests to be used to determine the purity.
| Committee |
CPW/42
|
| DevelopmentNote |
Supersedes 93/311591 DC and BS 3311(1978). (03/2005) Reviewed and confirmed by BSI, August 2016. (07/2016)
|
| DocumentType |
Standard
|
| Pages |
12
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
This International Standard establishes criteria for the purity of photographic-grade sodium tetraborate decahydrate and specifies the tests to be used to determine the purity.
| Standards | Relationship |
| ISO 3621:1994 | Identical |
| ISO 10349-5:1992 | Photography — Photographic-grade chemicals — Test methods — Part 5: Determination of heavy metals and iron 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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