Codes et normes - Achat
ISO 3619:1994
Photography -- Processing chemicals -- Specifications for ammonium thiosulfate solution
SKU: iso_020060_109464
Publié par ISO
Année de publication 1994
2 Edition
4 pages
détails du produit
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.