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| International Standard Category: Oxides |
GB/T 6523-1986 Aluminium oxide powders-Determination of effective density-Pyknometer method
氧化铝粉末有效密度的测定 比重瓶法 ;
| Category No.: | 71.060.20 | Valid Status: | superseded |
| Issued Organization: | Issued Date: | 1986-06-23 | |
| Implemented Date: | 1987-5-1 | Abolished Date: | |
| Superseded Standard.: | GB/T 6609.26-2004 Chemical analysis methods and Determination of physical performance of alumina Determination of absolute density-Pycnometer method |
Superseded Date: | 2004-7-1 |
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