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ASTM D4221-18
Standard Test Method for Dispersive Characteristics of Clay Soil by Double HydrometerMore info
1.1 This test method provides an indication of the natural dispersive characteristics of clay soils by comparing the amount of particles finer than 2-μm as determined by this method compared to the amount of particles finer than 2-μm as determined by Test Method D7928 (1).2 In order to do this comparison, two similar specimens must be obtained from the sample.
| Author | ASTM |
|---|---|
| Editor | ASTM |
| Document type | Standard |
| Format | File |
| ICS | 91.100.15 : Mineral materials and products |
| Number of pages | 5 |
| Replace | ASTM D4221-17 |
| Set | ASTMVOL0408 |
| Year | 2018 |
| Document history | ASTM D4221-17 |
| Country | USA |
| Keyword | ASTM 4221;ASTM D4221;ASTM D4221;10.1520/D4221-18 |