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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 Pcb Creation Suppliers, Manufacturers, Factory - OEM FR4 94v0 RoHS OSP multilayer other pcb & pcba manufacture - 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 Soldering Service - Smart Electronics ~Double Access Hole and Gold Plating Finish, Single-layer Flexible PCB - FASTPCBA Technology Co., Ltd- SDE711 |
Supply Pcb Soldering Service - Smart Electronics ~Double Access Hole and Gold Plating Finish, Single-layer Flexible PCB - FASTPCBA Technology Co., Ltd- SDE712 |
Supply Pcb Soldering Service - Smart Electronics ~Double Access Hole and Gold Plating Finish, Single-layer Flexible PCB - FASTPCBA Technology Co., Ltd- SDE713 |
Supply Pcb Soldering Service - Smart Electronics ~Double Access Hole and Gold Plating Finish, Single-layer Flexible PCB - FASTPCBA Technology Co., Ltd- SDE714 |
Supply Pcb Soldering Service - Smart Electronics ~Double Access Hole and Gold Plating Finish, Single-layer Flexible PCB - FASTPCBA Technology Co., Ltd- SDE715 |
Supply Pcb Soldering Service - Smart Electronics ~Double Access Hole and Gold Plating Finish, Single-layer Flexible 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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Pcb Population Service Suppliers, Manufacturers, Factory - professional electronics pcb manufacturer and PCBA assembly - FASTPCBA Technology Co., Ltd |
Pcb Population Service Suppliers, Manufacturers, Factory - professional electronics pcb manufacturer and PCBA assembly - FASTPCBA Technology Co., Ltd |
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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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