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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,OEM Quick Turn Printed Circuit Boards Suppliers, Manufacturers, Factory - Supplies professional pcb copy service led pcb printed 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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Supply Pcb Rack Suppliers, Manufacturers, Factory - SCR & AC Phase Control ( with R, RC, UJT & 555 Trigger Circuit ) - FASTPCBA Technology Co., Ltd- SDE713 |
Supply Pcb Rack Suppliers, Manufacturers, Factory - SCR & AC Phase Control ( with R, RC, UJT & 555 Trigger Circuit ) - FASTPCBA Technology Co., Ltd- SDE714 |
Supply Pcb Rack Suppliers, Manufacturers, Factory - SCR & AC Phase Control ( with R, RC, UJT & 555 Trigger Circuit ) - FASTPCBA Technology Co., Ltd- SDE715 |
Supply Pcb Rack Suppliers, Manufacturers, Factory - SCR & AC Phase Control ( with R, RC, UJT & 555 Trigger Circuit ) - 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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China Turnkey Assembly Suppliers, Manufacturers, Factory - Solder paste stencil printer ,smt solder paste stencil printing, smt screen printing semi-automatic - FASTPCBA Technology Co., Ltd |
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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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