Silicon dioxide is widely used in food, feed, medicine, and cosmetics.
It is active silicon with honeycomb surface and super adsorption capacity. It is a kind of Anticaking agent, commonly known as flow dispersant, defoamer, filter aid, flow accelerator, etc
| Item No | Index | Measured Value |
| Appearance | White powder | Compliance index |
| Specific surface area of nitrogen adsorption m²/g | 150±10 | 150 |
| PH | 3.7-4.5 | 4.19 |
| Sio2- content | >99.8 | 99.9% |
| Volatile matter % at 105 ºC | ≤3.0 | 0.82 |
| Tamping density g/dm³ | 30-60 | 31 |
| Sieve residue(45μm) mg/kg | ≤250 | 19.93 |
China
