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Precipitated silica(white carbon) Food grade

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  Post Date: Oct 18,2015
  Expiry Date: Oct 17,2016
  Detailed Description: Precipitated silica(white carbon) Food grade

Silicon Dioxide food grade

Appearance White powder
Loss on drying (2Hrs,105°C) % ≤5
Ignition loss 1000°C % ≤6
SIO2(Ignition) % ≥99
DBP absorption value cm³/100g 280~350
BET specific surface area m²/g 280~400
Bulk Density kg/m³ 120~160
Average particle size (D50) μm 20~30
Water absorption ml/20g 40-70
PH value 6.3±0.2
Na2SO4 % 0.3~0.7
Pb mg/kg ≤5
Heavy metal(as Pb) mg/kg ≤30
As mg/kg ≤3


  Company: Yongchang Chemical co ltd.     [ China ]        
  Contact: Amanda Ma
  Tel: +86-20-61105180
  Fax:
  Email: yongchangchem@outlook.com
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