| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| CJ 26.15-1991 | English | 239 |
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(Urban sewage copper by atomic zinc, lead, cadmium, manganese, nickel, iron absorption spectrometry Section 1: Direct method 2: chelating extraction)
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CJ 26.15-1991
| Obsolete |
CJ 26.15-1991
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