| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 8151.22-2020 | English | 169 |
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Methods for chemical analysis of zinc concentrates - Part 22: Determination of zinc, copper, lead, iron, aluminium, calcium and magnesium contents - Wavelength dispersive X-ray fluorescence spectrometric method
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GB/T 8151.22-2020
| Valid |
GB/T 8151.22-2020
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