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珠宝和贵金属. 钯合金中钯的测定. 用内标元素的ICP-OES法
Jewellery and precious metals. Determination of palladium in palladium alloys. ICP-OES method using an internal standard element
参考页数:14P.;A4
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成人珠宝首饰的标准消费者安全规格
Standard Consumer Safety Specification for Adult Jewelry
参考页数:8P.;A4
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成人珠宝首饰的标准消费者安全规格
Standard Consumer Safety Specification for Adult Jewelry
参考页数:8P.;A4
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珠宝.珠宝及其相关产品用/中贵金属合金的取样
Jewellery - Sampling of precious metal alloys for and in jewellery and associated products
参考页数:14P.;A4
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首饰 金合金覆盖层
Jewellery; gold alloy coatings
参考页数:3P;A4
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珠宝.金合金颜色.定义、颜色范围和标记
Jewellery - Colours of gold alloys - Definition, range of colours and designation
参考页数:9P.;A4
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首饰.指环尺寸.定义、测量和标记
Jewellery - Ring-sizes - Definition, measurement and designation
参考页数:4P.;A4
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首饰.钯合金首饰中含钯量的测定.丁二酮肟重量法
Jewellery - Determination of palladium in palladium jewellery alloys - Gravimetric determination with dimethylglyoxime
参考页数:6P.;A4
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