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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 Printed Circuit Board Manufacturers Suppliers, Manufacturers, Factory - Kitchen Appliances PCBA For Rice Cooker - 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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OEM Pcb Manufacturer Suppliers, Manufacturers, Factory - China OEM manufacturing shenzhen pcba with 0ne stop service - FASTPCBA Technology Co., Ltd- SDE711 |
OEM Pcb Manufacturer Suppliers, Manufacturers, Factory - China OEM manufacturing shenzhen pcba with 0ne stop service - FASTPCBA Technology Co., Ltd- SDE712 |
OEM Pcb Manufacturer Suppliers, Manufacturers, Factory - China OEM manufacturing shenzhen pcba with 0ne stop service - FASTPCBA Technology Co., Ltd- SDE713 |
OEM Pcb Manufacturer Suppliers, Manufacturers, Factory - China OEM manufacturing shenzhen pcba with 0ne stop service - FASTPCBA Technology Co., Ltd- SDE714 |
OEM Pcb Manufacturer Suppliers, Manufacturers, Factory - China OEM manufacturing shenzhen pcba with 0ne stop service - FASTPCBA Technology Co., Ltd- SDE715 |
OEM Pcb Manufacturer Suppliers, Manufacturers, Factory - China OEM manufacturing shenzhen pcba with 0ne stop service - 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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Custom Through Hole Pcb Assembly - Double Side 10x15cm 10*15cm Glass fiber Blank Copper Clad Printed Circuit Board - FASTPCBA Technology Co., Ltd |
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Pb |
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China Layout Pcb - 94v0 sharp pcb boards manufacturer and assembly - FASTPCBA Technology Co., Ltd |
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As |
|
≤2 |
≤2 |
≤2 |
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Hg |
|
≤3 |
≤3 |
≤3 |
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