China Copper,lead and zinc GB Standards Search Result

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	GB/T 12689.4-2004 The methods for chemical analysis of zinc and zinc alloys--The determination of copper content--The lead diethyldithio-carbamate spectrophotometric method and the flame atomic absorption spectrometric method and the electrolytic method 锌及锌合金化学分析方法铜量的测定二乙基二硫代氨基甲酸铅分光光度法、火焰原子吸收光谱法和电解法 - 中英文版
	GB/T 12689.12-2004 The methods for chemical analysis of zinc and zinc alloys—The determination of lead, cadmium, iron, copper, tin, aluminium, arsenic, stibium, magnesium lanthanum and cerium contents—The inductively coupled plasma-optical emission spectrometric method 锌及锌合金化学分析方法铅、镉、铁、铜、锡、铝、砷、锑、镁、镧、铈量的测定电感耦合等离子体--发射光谱法 - 中英文版
	GB/T 7475-1987 Water quality--Determination of copper， zinc， lead and cadmium--Atomic absorption spectrometry 水质铜、锌、铅、镉的测定原子吸收分光光谱法 - 中英文版

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