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ISO 420:1994

Current

Current

The latest, up-to-date edition.

Photography Processing chemicals Specifications for potassium bromide

Available format(s)

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

Language(s)

English

Published date

20-10-1994

€40.00
Excluding VAT

Cancels and replaces the first edition (1976). Establishes criteria for the purity of photographic-grade potassium bromide and specifies the test methods to be used to determine the purity.

DocumentType
Standard
Pages
4
PublisherName
International Organization for Standardization
Status
Current
Supersedes

Standards Relationship
BS ISO 420:1994 Identical
NEN ISO 420 : 1978 Identical
IS 13106 : 2024 Identical

I.S. ISO 5799:1991 PHOTOGRAPHY - DIRECT-EXPOSURE MEDICAL AND DENTAL RADIOGRAPHIC FILM/PROCESS COMBINATIONS - DETERMINATION OF ISO SPEED AND AVERAGE GRADIENT

ISO 10349-8:2002 Photography Photographic-grade chemicals Test methods Part 8: Determination of volatile matter
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 10349-7:1992 Photography — Photographic-grade chemicals — Test methods — Part 7: Determination of alkalinity or acidity
ISO 10349-3:1992 Photography — Photographic-grade chemicals — Test methods — Part 3: Determination of matter insoluble in ammonium hydroxide solution
ISO 10349-10:1992 Photography — Photographic-grade chemicals — Test methods — Part 10: Determination of sulfide content

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