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ISO 3621:1994

Current

Current

The latest, up-to-date edition.

Photography Processing chemicals Specifications for sodium tetraborate decahydrate

Available format(s)

Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users

Language(s)

English

Published date

08-12-1994

€40.00
Excluding VAT

Cancels and replaces the first edition (1976). Establishes criteria for the purity of photographic-grade sodium tetraborate decahydrat and specifies the tests to be used to determine the purity.

DocumentType
Standard
Pages
3
PublisherName
International Organization for Standardization
Status
Current
Supersedes

Standards Relationship
BS ISO 3621:1994 Identical
NEN ISO 3621 : 1977 Identical

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ISO 10349-5:1992 Photography — Photographic-grade chemicals — Test methods — Part 5: Determination of heavy metals and iron content
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ISO 10349-9:1992 Photography — Photographic-grade chemicals — Test methods — Part 9: Reaction to ammoniacal silver nitrate

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