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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,Layout Pcb Suppliers, Manufacturers, Factory - OEM one-stop turnkey printed electronic prototype pcb circuit board assembly/electronic print board - 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 Flex Pcb Assembly Suppliers, Manufacturers, Factory - SMT semi automatic PCB printer semi PCB printer - FASTPCBA Technology Co., Ltd- SDE711 |
Custom Flex Pcb Assembly Suppliers, Manufacturers, Factory - SMT semi automatic PCB printer semi PCB printer - FASTPCBA Technology Co., Ltd- SDE712 |
Custom Flex Pcb Assembly Suppliers, Manufacturers, Factory - SMT semi automatic PCB printer semi PCB printer - FASTPCBA Technology Co., Ltd- SDE713 |
Custom Flex Pcb Assembly Suppliers, Manufacturers, Factory - SMT semi automatic PCB printer semi PCB printer - FASTPCBA Technology Co., Ltd- SDE714 |
Custom Flex Pcb Assembly Suppliers, Manufacturers, Factory - SMT semi automatic PCB printer semi PCB printer - FASTPCBA Technology Co., Ltd- SDE715 |
Custom Flex Pcb Assembly Suppliers, Manufacturers, Factory - SMT semi automatic PCB printer semi PCB printer - 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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