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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,Pcb Prototype And Assembly Suppliers, Manufacturers, Factory - China Factory LED Rigid PCB For Street Light, Aluminum PCB Mounted 3w High Power LED - 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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Wholesale Pcb Producer Suppliers, Manufacturers, Factory - Leadway Cell SMT Manufactory R&D Design and Product Mobile Phone Battery Charger PCB board Lithium polymer battery PCB. - FASTPCBA Technology Co., Ltd- SDE713 |
Wholesale Pcb Producer Suppliers, Manufacturers, Factory - Leadway Cell SMT Manufactory R&D Design and Product Mobile Phone Battery Charger PCB board Lithium polymer battery PCB. - FASTPCBA Technology Co., Ltd- SDE714 |
Wholesale Pcb Producer Suppliers, Manufacturers, Factory - Leadway Cell SMT Manufactory R&D Design and Product Mobile Phone Battery Charger PCB board Lithium polymer battery PCB. - FASTPCBA Technology Co., Ltd- SDE715 |
Wholesale Pcb Producer Suppliers, Manufacturers, Factory - Leadway Cell SMT Manufactory R&D Design and Product Mobile Phone Battery Charger PCB board Lithium polymer battery 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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