| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| YS/T 438.4-2013 | English | 139 |
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Methods for physical performance determination of sandy alumina. Part 4: B.E.T method for determination of specific surface area
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YS/T 438.4-2013
| Valid |
YS/T 438.4-2013
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