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ISO 3628:1994

Photography -- Processing chemicals -- Specifications for boric acid, granular
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ISO 3628:1994

Photography -- Processing chemicals -- Specifications for boric acid, granular

PUBLISH DATE 1994
ISO 3628:1994

Establishes criteria for the purity and describes the test methods for residue after ignition, heavy metals content, iron content, appearance of solution.

SDO ISO: International Organization for Standardization
Document Number ISO 3628
Publication Date May 1, 1994
Language en - English
Page Count
Revision Level
Supercedes
Committee ISO TC 42/WG 6
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