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PRECIPITATED SILICA(WHITE CARBON) FOOD GRADE
Category : Food Additive Materials-Spices
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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
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| Contact Information |
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No. 8 Puxing Road Dongpu Tianhe Area Guangzhou China
541812
Guangdong
/ China
Tel : 0086-020-61105180
Fax :
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Url :
http://www.yongchangchem.com
E-mail :
Contact Person : Amanda Ma
/ sales manager
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