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ISO 3620:1994

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Photography — Processing chemicals — Specifications for aluminium potassium sulfate

Published By Publication Date Number of Pages
ISO 1994-12 9
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Establishes criteria for the purity of photographic-grade aluminium potassium sulfate dodecahydrate, AlK(SO4)2·12H2O, and specifies the tests to be used to determine the purity.

ISO 3620:1994
$13.00