ISO 5990:2000

Photography — Processing chemicals — Specifications for potassium sulfite, 650 g/l solution

This International Standard establishes criteria for the purity of photographic-grade potassium sulfite, 650 g/I aqueous solution, and specifies the tests to be used to determine the purity.

OEN:

ISO

Langue:

English

Code(s) de l'ICS:

37.040.30

Statut:

Publié

Date de Publication:

2000-12-20

Numéro Standard:

ISO 5990:2000