China Adornment - Determin GB Standards Search Result |
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GB/T 28021-2011 Adornment - Determination of baneful elements - Method of spectrometry 饰品 有害元素的测定 光谱法 - 中英文版 |
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GB/T 28020-2011 Adornment - Determination of baneful elements - X-ray fluorescence spectrometric method 饰品 有害元素的测定 X射线荧光光谱法 - 中英文版 |
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GB/T 28019-2011 Adornment - Determination of Chromium（Ⅵ）- 1, 5-Diphenylcarbohydrazide spectrophotometric method 饰品 六价铬的测定 二苯碳酰二肼分光光度法 - 中英文版 |
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