Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | Related Standard |
NB/SH/T 0838-2010 | English | 509 |
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Days<=4
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Determination of polycyclic aromatics (PCA) in unused lubricating base oils and asphaltene free petroleum fractions. Dimethyl sulphoxide extraction refractive index method
| Valid |
NB/SH/T 0838-2010
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NB/SH/T 0838-2010 | Chinese | 19 |
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<=1-day
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[PDF from Chinese Authority, or Standard Committee, or Publishing House]
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