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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,Express Pcb Suppliers, Manufacturers, Factory - ENIG High Density Ultrasonic Air Humidifier Pcb - 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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China Pcb Board Making - High quality printed circuit board 2pin 4 pins, 6pins, White/Black color 16mm dia 20mm LED aluminum Base Star PCB - FASTPCBA Technology Co., Ltd- SDE711 |
China Pcb Board Making - High quality printed circuit board 2pin 4 pins, 6pins, White/Black color 16mm dia 20mm LED aluminum Base Star PCB - FASTPCBA Technology Co., Ltd- SDE712 |
China Pcb Board Making - High quality printed circuit board 2pin 4 pins, 6pins, White/Black color 16mm dia 20mm LED aluminum Base Star PCB - FASTPCBA Technology Co., Ltd- SDE713 |
China Pcb Board Making - High quality printed circuit board 2pin 4 pins, 6pins, White/Black color 16mm dia 20mm LED aluminum Base Star PCB - FASTPCBA Technology Co., Ltd- SDE714 |
China Pcb Board Making - High quality printed circuit board 2pin 4 pins, 6pins, White/Black color 16mm dia 20mm LED aluminum Base Star PCB - FASTPCBA Technology Co., Ltd- SDE715 |
China Pcb Board Making - High quality printed circuit board 2pin 4 pins, 6pins, White/Black color 16mm dia 20mm LED aluminum Base Star 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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Custom Circuit Printer Suppliers, Manufacturers, Factory - 50x70 mm Green Universal Prototyping Board Double-sided Spray Tin glass Fiber Epoxy CNC Experimental Board - 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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Custom Circuit Printer Suppliers, Manufacturers, Factory - 50x70 mm Green Universal Prototyping Board Double-sided Spray Tin glass Fiber Epoxy CNC Experimental Board - FASTPCBA Technology Co., Ltd |
Custom Circuit Printer Suppliers, Manufacturers, Factory - 50x70 mm Green Universal Prototyping Board Double-sided Spray Tin glass Fiber Epoxy CNC Experimental Board - 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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