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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,China Smt Pcb Suppliers, Manufacturers, Factory - NEW SOC solution 5W/7.5W/10W wireless charger car mount embedded qi wireless charging module 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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China Pcb Printing Service Suppliers, Manufacturers, Factory - PCBA manufacturer, customized PCB assembly, PCB manufacturer with parts sourcing - FASTPCBA Technology Co., Ltd- SDE711 |
China Pcb Printing Service Suppliers, Manufacturers, Factory - PCBA manufacturer, customized PCB assembly, PCB manufacturer with parts sourcing - FASTPCBA Technology Co., Ltd- SDE712 |
China Pcb Printing Service Suppliers, Manufacturers, Factory - PCBA manufacturer, customized PCB assembly, PCB manufacturer with parts sourcing - FASTPCBA Technology Co., Ltd- SDE713 |
China Pcb Printing Service Suppliers, Manufacturers, Factory - PCBA manufacturer, customized PCB assembly, PCB manufacturer with parts sourcing - FASTPCBA Technology Co., Ltd- SDE714 |
China Pcb Printing Service Suppliers, Manufacturers, Factory - PCBA manufacturer, customized PCB assembly, PCB manufacturer with parts sourcing - FASTPCBA Technology Co., Ltd- SDE715 |
China Pcb Printing Service Suppliers, Manufacturers, Factory - PCBA manufacturer, customized PCB assembly, PCB manufacturer with parts sourcing - 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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As |
|
≤2 |
≤2 |
≤2 |
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Hg |
|
≤3 |
≤3 |
≤3 |
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