Photographie — Produits chimiques de traitement — Spécifications pour le carbonate de potassium anhydre
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Reference:
ISO 3623:1994
Publication Year:
1994
Cancels and replaces the first edition (1976). Establishes criteria for the purity of photographic-grade anhydrous potassium carbonate and specifies the tests to be used to determine the purity.
21 000 F CFA
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