Silicon Dioxide is one of the popular food additives and ingredients in most countries, As a professional Silicon Dioxide supplierand manufacturer, Suntan has been supplying and exporting Silicon Dioxide from China for almost 11 years, please be assured to buy Silicon Dioxide at SUNTRAN.
We look forward to the opportunity of being your long-term supplier.
ITEM | TARGET |
Appearance | White Powder |
SiO2 Content(Dry Basic) % | ≥96.0 |
Average pore diameter (nm) | 8-12 |
Specific surface area (m2/g) | 300-580 |
Loss on ignition 1000ºC 2h | ≤8.5% |
Moisture (at 105ºC for 2h) | ≤5% |
Pore volume (ml/g) | 0.9-1.3 |
PH Value (100g/l in 10% aqueous suspension) | 5.0~8.0 |
Heavy metal(Pd) %≤ | ≤0.003 |
Pb content Lead, %≤ | ≤0.0005 |
As content %≤ | ≤0.0003 |
Partical size (um, D50) | 3-15 |



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