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1.1 This test method covers the determination of surface areas of catalyst and catalyst carriers that have Type II or IV nitrogen adsorption isotherms, and at least 1 m2/g of area. A volumetric measuring system is used to obtain at least four data points which fit on the linear BET2 equation line.
| Author | ASTM |
|---|---|
| Editor | ASTM |
| Document type | Standard |
| Format | File |
| Confirmation date | 2015-04-01 |
| ICS | 71.040.30 : Chemical reagents |
| Number of pages | 5 |
| Replace | ASTM D3663-03(2008) |
| Set | ASTMVOL0506 |
| Year | 2003 |
| Document history | ASTM D3663-03(2008) |
| Country | USA |
| Keyword | ASTM 3663;ASTM D3663;ASTM D3663;10.1520/D3663-03R15 |