Photography — Processing chemicals — Specifications for potassium sulfite, 650 g/l aqueous solution
Photograhie — Produits chimiques de traitement — Spécifications relatives au sulfite de potassium en solution aqueuse à 650 g/l
37.040.30 - Photographic chemicals.
Anula a: ISO 5990:1983
Es anulada por: ISO 5990:2000
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