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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 Board Manufacturers Suppliers, Manufacturers, Factory - Shenzhen manufacturer print circuit board prototype assembly pcb fabrication fr4 94v0 with fast production - 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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Pcb Cost Suppliers, Manufacturers, Factory - PCB&PCBA OEM Manufacturer Electronic Circuit Board, PCB Assembly - FASTPCBA Technology Co., Ltd- SDE710 |
Pcb Cost Suppliers, Manufacturers, Factory - PCB&PCBA OEM Manufacturer Electronic Circuit Board, PCB Assembly - FASTPCBA Technology Co., Ltd- SDE711 |
Pcb Cost Suppliers, Manufacturers, Factory - PCB&PCBA OEM Manufacturer Electronic Circuit Board, PCB Assembly - FASTPCBA Technology Co., Ltd- SDE712 |
Pcb Cost Suppliers, Manufacturers, Factory - PCB&PCBA OEM Manufacturer Electronic Circuit Board, PCB Assembly - FASTPCBA Technology Co., Ltd- SDE713 |
Pcb Cost Suppliers, Manufacturers, Factory - PCB&PCBA OEM Manufacturer Electronic Circuit Board, PCB Assembly - FASTPCBA Technology Co., Ltd- SDE714 |
Pcb Cost Suppliers, Manufacturers, Factory - PCB&PCBA OEM Manufacturer Electronic Circuit Board, PCB Assembly - FASTPCBA Technology Co., Ltd- SDE715 |
Pcb Cost Suppliers, Manufacturers, Factory - PCB&PCBA OEM Manufacturer Electronic Circuit Board, PCB Assembly - 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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Wholesale Pcb Manufacturing - China shenzhen electronics manufacturer custom fr4 ru 94v0 Rohs printed circuit board prototype pcb - FASTPCBA Technology Co., Ltd |
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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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