Codes et normes - Achat
ISO 3621:1994
Photography -- Processing chemicals -- Specifications for sodium tetraborate decahydrate
SKU: iso_020062_109465
Publié par ISO
Année de publication 1994
2 Edition
3 pages
détails du produit
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.