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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 Coating Suppliers, Manufacturers, Factory - Quick turn pcb fabrication and assembly factory elevator pcb circuit board - 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 Assembly Suppliers, Manufacturers, Factory - PCB design, PCB Layout Diagram, BOM GERBER file with components sourcing - FASTPCBA Technology Co., Ltd- SDE710 |
Pcb Assembly Suppliers, Manufacturers, Factory - PCB design, PCB Layout Diagram, BOM GERBER file with components sourcing - FASTPCBA Technology Co., Ltd- SDE711 |
Pcb Assembly Suppliers, Manufacturers, Factory - PCB design, PCB Layout Diagram, BOM GERBER file with components sourcing - FASTPCBA Technology Co., Ltd- SDE712 |
Pcb Assembly Suppliers, Manufacturers, Factory - PCB design, PCB Layout Diagram, BOM GERBER file with components sourcing - FASTPCBA Technology Co., Ltd- SDE713 |
Pcb Assembly Suppliers, Manufacturers, Factory - PCB design, PCB Layout Diagram, BOM GERBER file with components sourcing - FASTPCBA Technology Co., Ltd- SDE714 |
Pcb Assembly Suppliers, Manufacturers, Factory - PCB design, PCB Layout Diagram, BOM GERBER file with components sourcing - FASTPCBA Technology Co., Ltd- SDE715 |
Pcb Assembly Suppliers, Manufacturers, Factory - PCB design, PCB Layout Diagram, BOM GERBER file with components sourcing - 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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OEM Flex Pcb Assembly - China Shenzhen Custom Rigid/ Flexible/Rigid-flex Printed Circuit Boards PCB Manufacturer/Manufactur - FASTPCBA Technology Co., Ltd |
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Al2O3 |
ppm |
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China China Pcb Prototype - FR4 Pcb Circuit board/ 94v0 circuit board / LED PCB - FASTPCBA Technology Co., Ltd |
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≤1.0 |
≤1.0 |
≤1.0 |
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Microbial Content |
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OEM Flex Pcb Assembly - China Shenzhen Custom Rigid/ Flexible/Rigid-flex Printed Circuit Boards PCB Manufacturer/Manufactur - FASTPCBA Technology Co., Ltd |
OEM Flex Pcb Assembly - China Shenzhen Custom Rigid/ Flexible/Rigid-flex Printed Circuit Boards PCB Manufacturer/Manufactur - FASTPCBA Technology Co., Ltd |
OEM Flex Pcb Assembly - China Shenzhen Custom Rigid/ Flexible/Rigid-flex Printed Circuit Boards PCB Manufacturer/Manufactur - FASTPCBA Technology Co., Ltd |
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Pb |
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OEM Pcb Components Assembly - PCB Encapsulated Low Magnetic Interference Toroidal Transformer For LED Groun Light - FASTPCBA Technology Co., Ltd |
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As |
|
≤2 |
≤2 |
≤2 |
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Hg |
|
≤3 |
≤3 |
≤3 |
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