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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,OEM Pcb Solution - PCB Electronics Parts,Printed Circuit Board Manufacturers,Quick Turn PCB Manufacturers - 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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Supply Printed Circuit Board Supplies - circuit board pcb producing pcb manufacturer - FASTPCBA Technology Co., Ltd- SDE710 |
Supply Printed Circuit Board Supplies - circuit board pcb producing pcb manufacturer - FASTPCBA Technology Co., Ltd- SDE711 |
Supply Printed Circuit Board Supplies - circuit board pcb producing pcb manufacturer - FASTPCBA Technology Co., Ltd- SDE712 |
Supply Printed Circuit Board Supplies - circuit board pcb producing pcb manufacturer - FASTPCBA Technology Co., Ltd- SDE713 |
Supply Printed Circuit Board Supplies - circuit board pcb producing pcb manufacturer - FASTPCBA Technology Co., Ltd- SDE714 |
Supply Printed Circuit Board Supplies - circuit board pcb producing pcb manufacturer - FASTPCBA Technology Co., Ltd- SDE715 |
Supply Printed Circuit Board Supplies - circuit board pcb producing 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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Pcb Printed Circuit Board Assembly Suppliers, Manufacturers, Factory - printed circuit board for blood pressure monitor/blood pressure monitor PCB/PCB manufacturer in Shenzhen China - FASTPCBA Technology Co., Ltd |
Pcb Printed Circuit Board Assembly Suppliers, Manufacturers, Factory - printed circuit board for blood pressure monitor/blood pressure monitor PCB/PCB manufacturer in Shenzhen China - FASTPCBA Technology Co., Ltd |
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≤1.0 |
≤1.0 |
≤1.0 |
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Microbial Content |
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Custom Pcb Soldering Service - OEM Polyimide Material 1oz Copper Thickness Flex PCB Manufacturer - FASTPCBA Technology Co., Ltd |
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Pb |
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China Electronics Manufacturer Suppliers, Manufacturers, Factory - PCB custom SMT OEM service Shenzhen PCBA manufacturer electronic circuit board - FASTPCBA Technology Co., Ltd |
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As |
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≤2 |
≤2 |
≤2 |
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Hg |
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≤3 |
≤3 |
≤3 |
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