二氧化硅
专业生产商
参数
|
Product Series |
|
Dental Thickenersilica(DT) |
|
|
Type |
|
FUSIL®SDE714 |
|
|
DBP |
cm3/ l00g |
125〜175 |
|
|
Silica (dry basis) |
% |
≧98 |
|
|
Drying loss |
% |
4.0 〜7.0 |
|
|
Ignition loss (dry basis) |
% |
≤6.0 |
|
|
PH (10% aqueous solution) |
|
7. 2〜8.5 |
|
|
D50 Average particle size/D50 |
um |
4〜15 |
|
|
Sieve Residue 45um |
% |
≦1.5 |
|
|
CI |
mg/kg |
≦0.1 |
|
|
Na2O |
mg/kg |
≦1.0 |
|
|
Na2SO4 |
mg/kg |
≦0. 4 |
|
|
Fe2O3 |
PPm |
≦200 |
|
|
A12O3 |
PPm |
≦2000 |
|
|
Free Crystalline Silica |
|
≦1.0 |
|
|
Microbial Content |
|
≦200 |
|
|
Pb |
|
≦10 |
|
|
As |
|
≦2 |
|
|
Hg |
|
≦3 |
