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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,Custom Pcb Drill Suppliers, Manufacturers, Factory - High quality Multilayer PCB assembly/PCB manufacturer in China - FASTPCBA Technology Co., Ltdmade: friction type, mixed type and thickening type.
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Product Series |
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Pcb Assy Suppliers, Manufacturers, Factory - Shenzhen One-stop Service 94v0 Fr4 Electronic Printed Pcb Circuit Board Manufacturer And Pcb Assembly - FASTPCBA Technology Co., Ltd |
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Type |
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Wholesale Fast Pcb - China Guangzhou TV Circuit Boards PCB Manufacturer - FASTPCBA Technology Co., Ltd- SDE710 |
Wholesale Fast Pcb - China Guangzhou TV Circuit Boards PCB Manufacturer - FASTPCBA Technology Co., Ltd- SDE711 |
Wholesale Fast Pcb - China Guangzhou TV Circuit Boards PCB Manufacturer - FASTPCBA Technology Co., Ltd- SDE712 |
Wholesale Fast Pcb - China Guangzhou TV Circuit Boards PCB Manufacturer - FASTPCBA Technology Co., Ltd- SDE713 |
Wholesale Fast Pcb - China Guangzhou TV Circuit Boards PCB Manufacturer - FASTPCBA Technology Co., Ltd- SDE714 |
Wholesale Fast Pcb - China Guangzhou TV Circuit Boards PCB Manufacturer - FASTPCBA Technology Co., Ltd- SDE715 |
Wholesale Fast Pcb - China Guangzhou TV Circuit Boards PCB Manufacturer - 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） |
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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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Circuit Board Components Suppliers, Manufacturers, Factory - 2 layers prototype circuit board pc board manufacturers - FASTPCBA Technology Co., Ltd |
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As |
|
≤2 |
≤2 |
≤2 |
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Hg |
|
≤3 |
≤3 |
≤3 |
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