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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 30044-2013 |
Coal direct liquefaction―Determination of constituents of heavy products―Solvent extract 煤炭直接液化 液化重质产物组分分析 溶剂萃取法 |
China National Standards constituents |
 English PDF |
| GB/T 21198.2-2007 |
Determination of precious metals in precious metals jewellery alloys - Method using ICP spectrometry - Part 2：Platinum jewellery alloys - Determination of platinum - Method using the intensity ratios of all minor constituents with reference to platinum 贵金属合金首饰中贵金属含量的测定 ICP光谱法 第2部分：铂合金首饰 铂含量的测定 采用所有微量元素与铂强度比值法 |
China National Standards constituents |
English PDF |
| GB/T 12960-2007 |
Quantitative determination of constituents of cement 水泥组分的定量测定 |
China National Standards constituents |
English PDF |
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