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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,China Pcb Circuit Board - Sato Electronics Custom-made Multilayer OEM/ODM PCB PCBA for electronic circuit 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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China Board Manufacturers Suppliers, Manufacturers, Factory - High Quality PCB Fabrication For Washing Machine PCB Circuit Board - FASTPCBA Technology Co., Ltd- SDE711 |
China Board Manufacturers Suppliers, Manufacturers, Factory - High Quality PCB Fabrication For Washing Machine PCB Circuit Board - FASTPCBA Technology Co., Ltd- SDE712 |
China Board Manufacturers Suppliers, Manufacturers, Factory - High Quality PCB Fabrication For Washing Machine PCB Circuit Board - FASTPCBA Technology Co., Ltd- SDE713 |
China Board Manufacturers Suppliers, Manufacturers, Factory - High Quality PCB Fabrication For Washing Machine PCB Circuit Board - FASTPCBA Technology Co., Ltd- SDE714 |
China Board Manufacturers Suppliers, Manufacturers, Factory - High Quality PCB Fabrication For Washing Machine PCB Circuit Board - FASTPCBA Technology Co., Ltd- SDE715 |
China Board Manufacturers Suppliers, Manufacturers, Factory - High Quality PCB Fabrication For Washing Machine PCB Circuit Board - 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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Wholesale Pcb Material - GPS Tracker Pcb Board Oem Assembly Service - FASTPCBA Technology Co., Ltd |
% |
≥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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