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.

Edition	2000
Published Date	2000
Published By	International Standardization Organisation
Page Count	7