| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| HJ 542-2009 | English | 289 |
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Days<=3
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Ambient air. Determination of mercury and its compounds. Cold atomic fluorescent spectrophotometry after sulfhydryl cotton preconcentraction
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HJ 542-2009
| Valid |
HJ 542-2009
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