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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 Website Suppliers, Manufacturers, Factory - 5x10 5*10cm Single Side PCB Board FR-4 Green PCB 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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OEM Silkscreen Pcb Suppliers, Manufacturers, Factory - Shenzhen Factory Electronic Multilayer Circuit Board&al Pcb - FASTPCBA Technology Co., Ltd- SDE711 |
OEM Silkscreen Pcb Suppliers, Manufacturers, Factory - Shenzhen Factory Electronic Multilayer Circuit Board&al Pcb - FASTPCBA Technology Co., Ltd- SDE712 |
OEM Silkscreen Pcb Suppliers, Manufacturers, Factory - Shenzhen Factory Electronic Multilayer Circuit Board&al Pcb - FASTPCBA Technology Co., Ltd- SDE713 |
OEM Silkscreen Pcb Suppliers, Manufacturers, Factory - Shenzhen Factory Electronic Multilayer Circuit Board&al Pcb - FASTPCBA Technology Co., Ltd- SDE714 |
OEM Silkscreen Pcb Suppliers, Manufacturers, Factory - Shenzhen Factory Electronic Multilayer Circuit Board&al Pcb - FASTPCBA Technology Co., Ltd- SDE715 |
OEM Silkscreen Pcb Suppliers, Manufacturers, Factory - Shenzhen Factory Electronic Multilayer Circuit Board&al Pcb - 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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Supply Board Printing - OEM Electronic PCBA board service Prototype PCB Assembly - 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） |
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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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China Pcb Proto - Double Layer PCB Manufacture and Assembly PCBA PCB Circuit Board - FASTPCBA Technology Co., Ltd |
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≤1.0 |
≤1.0 |
≤1.0 |
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Microbial Content |
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OEM Electronics Manufacturer Suppliers, Manufacturers, Factory - Customized 7W 9W 12W 60mm LED Electronic printed PCB Circuit board - FASTPCBA Technology Co., Ltd |
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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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