ISO 5990:2000 - Photography — Processing chemicals — Specifications for potassium sulfite, 650 g/l solution

Published (Edition 3, 2000)

This publication was last reviewed and confirmed in 2021. Therefore this version remains current.

ISO 5990:2000

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Abstract

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.

General information

Status
: Published

Publication date
: 2000-12

Stage
: International Standard confirmed [90.93]
Edition
: 3

Number of pages
: 7
Technical Committee :
ISO/TC 42

ICS :
37.040.30
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