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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 Printed Circuit Board Manufacturers Suppliers, Manufacturers, Factory - Shenzhen OEM electronic manufacturer schematic design and layout services other pcb & pcba - 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 Fast Pcb Assembly Suppliers, Manufacturers, Factory - China round LED PCB printed circuit board PCB LED circuit board, advanced LED PCB sunlight light. - FASTPCBA Technology Co., Ltd- SDE711 |
Supply Fast Pcb Assembly Suppliers, Manufacturers, Factory - China round LED PCB printed circuit board PCB LED circuit board, advanced LED PCB sunlight light. - FASTPCBA Technology Co., Ltd- SDE712 |
Supply Fast Pcb Assembly Suppliers, Manufacturers, Factory - China round LED PCB printed circuit board PCB LED circuit board, advanced LED PCB sunlight light. - FASTPCBA Technology Co., Ltd- SDE713 |
Supply Fast Pcb Assembly Suppliers, Manufacturers, Factory - China round LED PCB printed circuit board PCB LED circuit board, advanced LED PCB sunlight light. - FASTPCBA Technology Co., Ltd- SDE714 |
Supply Fast Pcb Assembly Suppliers, Manufacturers, Factory - China round LED PCB printed circuit board PCB LED circuit board, advanced LED PCB sunlight light. - FASTPCBA Technology Co., Ltd- SDE715 |
Supply Fast Pcb Assembly Suppliers, Manufacturers, Factory - China round LED PCB printed circuit board PCB LED circuit board, advanced LED PCB sunlight light. - 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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China Small Volume Pcb Assembly - Rayming Electronic Schematic Design and PCB Layout, PCBA Copy/PCB Clone Service - 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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China Small Volume Pcb Assembly - Rayming Electronic Schematic Design and PCB Layout, PCBA Copy/PCB Clone Service - FASTPCBA Technology Co., Ltd |
China Small Volume Pcb Assembly - Rayming Electronic Schematic Design and PCB Layout, PCBA Copy/PCB Clone Service - FASTPCBA Technology Co., Ltd |
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Pb |
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OEM Make Your Own Printed Circuit Board Suppliers, Manufacturers, Factory - PCB order - FASTPCBA Technology Co., Ltd |
OEM Make Your Own Printed Circuit Board Suppliers, Manufacturers, Factory - PCB order - 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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