Abstract / scope
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.
ISO 3621:1994Published
Photography — Processing chemicals — Specifications for sodium tetraborate decahydrate
Photographie — Produits chimiques de traitement — Spécifications relatives au tétraborate de sodium décahydraté