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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,Circuit Board Assembly Services Suppliers, Manufacturers, Factory - PCB schematic capture/ reverse engineering/Prototype to Production/Single / Double / Multi-Layer 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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Custom Proteus Pcb Suppliers, Manufacturers, Factory - custom oem fr4 kb multilayer printed circuit board ru rohs other 94v0 prototype production pcb - FASTPCBA Technology Co., Ltd- SDE711 |
Custom Proteus Pcb Suppliers, Manufacturers, Factory - custom oem fr4 kb multilayer printed circuit board ru rohs other 94v0 prototype production pcb - FASTPCBA Technology Co., Ltd- SDE712 |
Custom Proteus Pcb Suppliers, Manufacturers, Factory - custom oem fr4 kb multilayer printed circuit board ru rohs other 94v0 prototype production pcb - FASTPCBA Technology Co., Ltd- SDE713 |
Custom Proteus Pcb Suppliers, Manufacturers, Factory - custom oem fr4 kb multilayer printed circuit board ru rohs other 94v0 prototype production pcb - FASTPCBA Technology Co., Ltd- SDE714 |
Custom Proteus Pcb Suppliers, Manufacturers, Factory - custom oem fr4 kb multilayer printed circuit board ru rohs other 94v0 prototype production pcb - FASTPCBA Technology Co., Ltd- SDE715 |
Custom Proteus Pcb Suppliers, Manufacturers, Factory - custom oem fr4 kb multilayer printed circuit board ru rohs other 94v0 prototype production 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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% |
≥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 |
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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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