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ISO 4524-3:1985
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ISO 4524-3:1985 Metallic coatings - Test methods for electrodeposited gold and gold alloy coatings - Part 3 : Electrographic tests for porosity
standard by International Organization for Standardization, 04/01/1985
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Specifies five electrographic tests for assessing the porosity of these gold and gold alloy coatings for engineering, and decorative and protective purposes. The methods are: cadmium sulfide paper test, nioxime paper test, dye-transfer paper test 1 and 2, and electrographic gelatine film test.