Photography -- Processing chemicals -- Specifications for ammonium thiosulfate solution
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This standard was last reviewed and confirmed* in 2016.
Cancels and replaces the first edition (1976). Establishes criteria for the purity of photographic-grade ammonium thiosulfate solution and specifies the tests to be used to determine the purity.
Document published on: 1994-12 Edition: 2 (Monolingual) ICS: 37.040.30 Status: Published Stage: 90.93 (2016-06-17) TC/SC: ISO/TC 42 Number of Pages: 4
Revises: ISO 3619:1976
No corrigenda or amendments available