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Technical data
| Quantity | Value | Unit | Comment |
|---|---|---|---|
| Physical Properties | |||
| pH | 5.5 - 8.5 | in 4% dispersion | |
| Surface Area | 115 - 165 | m²/g | BET |
| Bulk density | 0.04 | g/ml | |
| SiO2 | >99.8 | % | |
| Chemical Properties | |||
| Carbon percentage | 1.5 - 3.5 | % | |
| Electrical Properties | |||
| Triboelecteric charge | micro C/g | ||