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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 Circuit Board Fabrication Suppliers, Manufacturers, Factory - 94v0 rohs power bank pcb printed circuit board 20000mA - 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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OEM Pcb Assembly Main Suppliers, Manufacturers, Factory - 2018 new design Waterproof Membrane PCB/PCBA Clone Prototype factory quick turn FR4 Rigid pcb prototype from China - FASTPCBA Technology Co., Ltd- SDE711 |
OEM Pcb Assembly Main Suppliers, Manufacturers, Factory - 2018 new design Waterproof Membrane PCB/PCBA Clone Prototype factory quick turn FR4 Rigid pcb prototype from China - FASTPCBA Technology Co., Ltd- SDE712 |
OEM Pcb Assembly Main Suppliers, Manufacturers, Factory - 2018 new design Waterproof Membrane PCB/PCBA Clone Prototype factory quick turn FR4 Rigid pcb prototype from China - FASTPCBA Technology Co., Ltd- SDE713 |
OEM Pcb Assembly Main Suppliers, Manufacturers, Factory - 2018 new design Waterproof Membrane PCB/PCBA Clone Prototype factory quick turn FR4 Rigid pcb prototype from China - FASTPCBA Technology Co., Ltd- SDE714 |
OEM Pcb Assembly Main Suppliers, Manufacturers, Factory - 2018 new design Waterproof Membrane PCB/PCBA Clone Prototype factory quick turn FR4 Rigid pcb prototype from China - FASTPCBA Technology Co., Ltd- SDE715 |
OEM Pcb Assembly Main Suppliers, Manufacturers, Factory - 2018 new design Waterproof Membrane PCB/PCBA Clone Prototype factory quick turn FR4 Rigid pcb prototype from China - 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 |
Custom Circuit Board Manufacturing Suppliers, Manufacturers, Factory - Shenzhen electronic circuit board manufacturer - FASTPCBA Technology Co., Ltd |
Custom Circuit Board Manufacturing Suppliers, Manufacturers, Factory - Shenzhen electronic circuit board manufacturer - FASTPCBA Technology Co., Ltd |
Custom Circuit Board Manufacturing Suppliers, Manufacturers, Factory - Shenzhen electronic circuit board manufacturer - FASTPCBA Technology Co., Ltd |
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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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Custom Circuit Board Manufacturing Suppliers, Manufacturers, Factory - Shenzhen electronic circuit board manufacturer - FASTPCBA Technology Co., Ltd |
Custom Circuit Board Manufacturing Suppliers, Manufacturers, Factory - Shenzhen electronic circuit board manufacturer - FASTPCBA Technology Co., Ltd |
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Pb |
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Electronic Board Manufacturers Suppliers, Manufacturers, Factory - OSP 2018 FR-4 Multilayer PCB Board 1.0mm 6 layers electronic circuit boards China PCB manufacture - FASTPCBA Technology Co., Ltd |
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As |
|
≤2 |
≤2 |
≤2 |
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Hg |
|
≤3 |
≤3 |
≤3 |
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