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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 Custom Pcb Printing Suppliers, Manufacturers, Factory - 300x60x2mm audio amplifier PCB 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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Double Sided Printed Circuit Board Suppliers, Manufacturers, Factory - smt pick and place machine, smt led chip mounter smt placement machine for led chips and PCB - FASTPCBA Technology Co., Ltd- SDE711 |
Double Sided Printed Circuit Board Suppliers, Manufacturers, Factory - smt pick and place machine, smt led chip mounter smt placement machine for led chips and PCB - FASTPCBA Technology Co., Ltd- SDE712 |
Double Sided Printed Circuit Board Suppliers, Manufacturers, Factory - smt pick and place machine, smt led chip mounter smt placement machine for led chips and PCB - FASTPCBA Technology Co., Ltd- SDE713 |
Double Sided Printed Circuit Board Suppliers, Manufacturers, Factory - smt pick and place machine, smt led chip mounter smt placement machine for led chips and PCB - FASTPCBA Technology Co., Ltd- SDE714 |
Double Sided Printed Circuit Board Suppliers, Manufacturers, Factory - smt pick and place machine, smt led chip mounter smt placement machine for led chips and PCB - FASTPCBA Technology Co., Ltd- SDE715 |
Double Sided Printed Circuit Board Suppliers, Manufacturers, Factory - smt pick and place machine, smt led chip mounter smt placement machine for led chips and 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 |
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≤2 |
≤2 |
≤2 |
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Hg |
|
≤3 |
≤3 |
≤3 |
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