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Homepage>ISO Standards>ISO 3628:1994-Photography — Processing chemicals — Specifications for boric acid, granular
download between 0-24 hoursReleased: 1994
ISO 3628:1994-Photography — Processing chemicals — Specifications for boric acid, granular

ISO 3628:1994

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

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Standard´s number:ISO 3628:1994
Pages:3
Edition:2
Released:1994
DESCRIPTION

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.