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ISO 422:1994

$19.50

Photography — Processing chemicals — Specifications for p-methylaminophenol sulfate

Published By Publication Date Number of Pages
ISO 1994-10 16
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Cancels and replaces the first edition (1976). Lays down criteria for the purity of photographic-grade p-methylaminophenol sulfate and specifies the test methods to be used to determine the purity.

ISO 422:1994
$19.50