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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,China Pcb Assembly Fixture - PCB Electronic Contract Manufacturing printing circuit boards - 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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Heavy Copper Pcb Suppliers, Manufacturers, Factory - Smart Electronics Customized Printed Circuit Board Aluminum PCB ,elekta home appliances electronics, yeti tumbler - FASTPCBA Technology Co., Ltd- SDE711 |
Heavy Copper Pcb Suppliers, Manufacturers, Factory - Smart Electronics Customized Printed Circuit Board Aluminum PCB ,elekta home appliances electronics, yeti tumbler - FASTPCBA Technology Co., Ltd- SDE712 |
Heavy Copper Pcb Suppliers, Manufacturers, Factory - Smart Electronics Customized Printed Circuit Board Aluminum PCB ,elekta home appliances electronics, yeti tumbler - FASTPCBA Technology Co., Ltd- SDE713 |
Heavy Copper Pcb Suppliers, Manufacturers, Factory - Smart Electronics Customized Printed Circuit Board Aluminum PCB ,elekta home appliances electronics, yeti tumbler - FASTPCBA Technology Co., Ltd- SDE714 |
Heavy Copper Pcb Suppliers, Manufacturers, Factory - Smart Electronics Customized Printed Circuit Board Aluminum PCB ,elekta home appliances electronics, yeti tumbler - FASTPCBA Technology Co., Ltd- SDE715 |
Heavy Copper Pcb Suppliers, Manufacturers, Factory - Smart Electronics Customized Printed Circuit Board Aluminum PCB ,elekta home appliances electronics, yeti tumbler - 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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Wholesale Rf Pcb Layout - LED PCB & PCBA supplier,LED PCB assembly,SMT PCB - FASTPCBA Technology Co., Ltd |
% |
≥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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