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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,Wholesale Pcb Solder Mask - Talking Stuffed Animals Repeat What You Say With Movement - 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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China Pcb Assembly Online Quote Suppliers, Manufacturers, Factory - Shenzhen SMT Automatic Curve PCB PCBA Router for PCB Cutting - FASTPCBA Technology Co., Ltd- SDE711 |
China Pcb Assembly Online Quote Suppliers, Manufacturers, Factory - Shenzhen SMT Automatic Curve PCB PCBA Router for PCB Cutting - FASTPCBA Technology Co., Ltd- SDE712 |
China Pcb Assembly Online Quote Suppliers, Manufacturers, Factory - Shenzhen SMT Automatic Curve PCB PCBA Router for PCB Cutting - FASTPCBA Technology Co., Ltd- SDE713 |
China Pcb Assembly Online Quote Suppliers, Manufacturers, Factory - Shenzhen SMT Automatic Curve PCB PCBA Router for PCB Cutting - FASTPCBA Technology Co., Ltd- SDE714 |
China Pcb Assembly Online Quote Suppliers, Manufacturers, Factory - Shenzhen SMT Automatic Curve PCB PCBA Router for PCB Cutting - FASTPCBA Technology Co., Ltd- SDE715 |
China Pcb Assembly Online Quote Suppliers, Manufacturers, Factory - Shenzhen SMT Automatic Curve PCB PCBA Router for PCB Cutting - 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 |
|
≤3 |
≤3 |
≤3 |
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