| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| YS/T 990.13-2014 | English | 189 |
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Methods for chemical analysis of copper mattee. Part 13：Determination of magnesium oxide content. Atomic absorption spectrmetry
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YS/T 990.13-2014
| Valid |
YS/T 990.13-2014
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