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>ISO 3623:1994 - Photography — Processing chemicals — Specifications for anhydrous potassium carbonate
sklademVydáno: 1994-12-22
ISO 3623:1994 - Photography — Processing chemicals — Specifications for anhydrous potassium carbonate

ISO 3623:1994

ISO 3623:1994 - Photography — Processing chemicals — Specifications for anhydrous potassium carbonate

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1258 Kč
Označení normy:ISO 3623:1994
Vydání:2
Vydáno:1994-12-22
Počet stran (Anglicky):5
Popis

ISO 3623:1994

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.