ISO 10636:1994

Photography — Processing chemicals — Specifications for anhydrous sodium thiosulfate and sodium thiosulfate pentahydrate

Specifies the purity requirements and describes the test methods for insoluble matter, heavy metals content, iron, alkalinity, acidity, sulfide content, pH value, appearance of solution.

OEN:

ISO

Langue:

English

Code(s) de l'ICS:

37.040.30

Statut:

Publié

Date de Publication:

1994-04-20

Numéro Standard:

ISO 10636:1994