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Chemical Formula:SiO2
CAS NO:7631-86-9
HS Code: 28112200
Tooth Grade - SDE Series
Silicon dioxide for SDE series’ toothpaste is amorphous powder, which is tasteless and insoluble in water or
acid, showing as chemical inertness, with good compatibility with fluoride and other materials in toothpaste.
The structure and particle size of silicon dioxide can be controlled by production condition. By aiming at
different types of toothpaste,Wholesale Pcb Board Assembly Suppliers, Manufacturers, Factory - Factory Promotion Price Volume Produce Customized Rigid-Flex Custom Flexible Boards Circuit Board Rigid Flex Pcb Assembled - FASTPCBA Technology Co., Ltdmade: friction type, mixed type and thickening type.
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Product Series |
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Type |
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Custom Pcb Solder Mask - Hot sale China high cost Hammer crushers : Best of coal and limestone crushing crusher - FASTPCBA Technology Co., Ltd- SDE712 |
Custom Pcb Solder Mask - Hot sale China high cost Hammer crushers : Best of coal and limestone crushing crusher - FASTPCBA Technology Co., Ltd- SDE713 |
Custom Pcb Solder Mask - Hot sale China high cost Hammer crushers : Best of coal and limestone crushing crusher - FASTPCBA Technology Co., Ltd- SDE714 |
Custom Pcb Solder Mask - Hot sale China high cost Hammer crushers : Best of coal and limestone crushing crusher - FASTPCBA Technology Co., Ltd- SDE715 |
Custom Pcb Solder Mask - Hot sale China high cost Hammer crushers : Best of coal and limestone crushing crusher - FASTPCBA Technology Co., Ltd- SDE716 |
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DBP |
cm3/ 100g |
80~95 |
85~110 |
60~80 |
95~115 |
125~175 |
175~200 |
200~260 |
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% |
≥98 |
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Drying Loss |
% |
4.0~7.0 |
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Ignition loss (dry basis) |
% |
≤7.0 |
≤6.0 |
≤6.0 |
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pH（5% aqueous solution） |
|
7.2~8.5 |
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D50 |
um |
4~15 |
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Sieve Residue 45um |
% |
≤1.5 |
≤1.5 |
≤1.5 |
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Cl |
mg/kg |
≤0.1 |
≤0.1 |
≤0.1 |
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Na2O |
mg/kg |
≤1 |
≤1 |
≤1 |
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Na2SO4 |
mg/kg |
≤0.4 |
≤0.4 |
≤0.4 |
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|
Fe2O3 |
ppm |
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Al2O3 |
ppm |
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≤1.0 |
≤1.0 |
≤1.0 |
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Microbial Content |
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Pb |
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As |
|
≤2 |
≤2 |
≤2 |
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Hg |
|
≤3 |
≤3 |
≤3 |
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