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ISO 5990:2000

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

Published By Publication Date Number of Pages
ISO 2000-12 14
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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.

ISO 5990:2000
$19.50