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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 Rigid Pcb - waterproof 5050SMD 12V flexible rgb color changing led strip light ip 68 for swimming pool,fountain - 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 Board Components Suppliers, Manufacturers, Factory - New Special design triangle led board pcba for electronics - FASTPCBA Technology Co., Ltd- SDE711 |
OEM Pcb Board Components Suppliers, Manufacturers, Factory - New Special design triangle led board pcba for electronics - FASTPCBA Technology Co., Ltd- SDE712 |
OEM Pcb Board Components Suppliers, Manufacturers, Factory - New Special design triangle led board pcba for electronics - FASTPCBA Technology Co., Ltd- SDE713 |
OEM Pcb Board Components Suppliers, Manufacturers, Factory - New Special design triangle led board pcba for electronics - FASTPCBA Technology Co., Ltd- SDE714 |
OEM Pcb Board Components Suppliers, Manufacturers, Factory - New Special design triangle led board pcba for electronics - FASTPCBA Technology Co., Ltd- SDE715 |
OEM Pcb Board Components Suppliers, Manufacturers, Factory - New Special design triangle led board pcba for electronics - 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 |
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≤2 |
≤2 |
≤2 |
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Hg |
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≤3 |
≤3 |
≤3 |
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