GB - Chinese national standards

Methods for chemical analysis of precious metal alloysPart 3: Determination of platinum content

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Test method of precious metal alloys—Determination of palladium content for palladium and silver alloys—Butanedione dioxime gravimetry

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Methods for chemical analysis of precious metal alloys—Part 4: Determination of palladium content

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Test method of precious metal alloys—Determination of silver content for gold and palladium alloys—Potentionmeter titration with potassium iodide

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Methods for chemical analysis of precious metal alloys—Part 6: Determination of iridium content

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Test methods of precious metal alloys - Determination of chromium and iron contents for gold alloys - Inductively coupled plasma atomic emission spectrometry

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Test method of precious metal alloys—Determination of chromium and iron contents for gold alloys—Inductively coupled plasma atomic emission spectrometry

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Test method of precious metal alloys - Determination of copper content for gold, palladium and silver alloys - Complexometric return titration using thiourea releasing EDTA

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Test method of precious metal alloys - Determination of indium content for gold alloys - Complexometric return titration using EDTA

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Casting titanium and titanium alloys

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