| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 3884.4-2025 | English | RFQ |
ASK
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Days<=3
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Methods for chemical analysis of copper concentrates - Part 4: Determination of lead, zinc, cadmium, nickel and magnesium oxide contents - Flame atomic absorption spectrometry method
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GB/T 3884.4-2025
| Valid |
GB/T 3884.4-2025
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