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Technical data
Quantity | Value | Unit | Comment |
---|---|---|---|
Physical Properties | |||
SiO2 | >99.8 | % | |
Surface Area | 65 - 95 | m²/g | BET |
pH | 4.5 - 6.5 | in 4% dispersion | |
Bulk density | 0.04 | g/ml | |
Chemical Properties | |||
Carbon percentage | 3 - 5 | % | |
Electrical Properties | |||
Triboelecteric charge | micro C/g |