| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| JJG 1012-2006 | English | 479 |
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Days<=3
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Verification regulation of on-line automatic determination of chemical oxygen demand (COD)
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JJG 1012-2006
| Obsolete |
JJG 1012-2006
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