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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 Electronic Board Assembly Suppliers, Manufacturers, Factory - 0.5w 5730 60-65lm led lights smd round printed 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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China Printed Circuit Card - OEM Smart Electronics Multilayer PCB/PCBA, Cell phone circuit board - FASTPCBA Technology Co., Ltd- SDE710 |
China Printed Circuit Card - OEM Smart Electronics Multilayer PCB/PCBA, Cell phone circuit board - FASTPCBA Technology Co., Ltd- SDE711 |
China Printed Circuit Card - OEM Smart Electronics Multilayer PCB/PCBA, Cell phone circuit board - FASTPCBA Technology Co., Ltd- SDE712 |
China Printed Circuit Card - OEM Smart Electronics Multilayer PCB/PCBA, Cell phone circuit board - FASTPCBA Technology Co., Ltd- SDE713 |
China Printed Circuit Card - OEM Smart Electronics Multilayer PCB/PCBA, Cell phone circuit board - FASTPCBA Technology Co., Ltd- SDE714 |
China Printed Circuit Card - OEM Smart Electronics Multilayer PCB/PCBA, Cell phone circuit board - FASTPCBA Technology Co., Ltd- SDE715 |
China Printed Circuit Card - OEM Smart Electronics Multilayer PCB/PCBA, Cell phone circuit board - 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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OEM Printed Circuit Board Layout Suppliers, Manufacturers, Factory - OEM Electronic PCB&PCBA Assembly Manufacturer and PCBA, PCB Assembly Manufacturing in China - FASTPCBA Technology Co., Ltd |
OEM Printed Circuit Board Layout Suppliers, Manufacturers, Factory - OEM Electronic PCB&PCBA Assembly Manufacturer and PCBA, PCB Assembly Manufacturing in China - FASTPCBA Technology Co., Ltd |
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Al2O3 |
ppm |
China Rogers Pcb - Advanced Technology Television SMT PCBA Custom - FASTPCBA Technology Co., Ltd |
China Rogers Pcb - Advanced Technology Television SMT PCBA Custom - FASTPCBA Technology Co., Ltd |
China Rogers Pcb - Advanced Technology Television SMT PCBA Custom - FASTPCBA Technology Co., Ltd |
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Quick Pcb Prototype Suppliers, Manufacturers, Factory - Shenzhen Other PCB&PCBA Manufacturer - 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 Printed Circuit Board Layout Suppliers, Manufacturers, Factory - OEM Electronic PCB&PCBA Assembly Manufacturer and PCBA, PCB Assembly Manufacturing in China - FASTPCBA Technology Co., Ltd |
OEM Printed Circuit Board Layout Suppliers, Manufacturers, Factory - OEM Electronic PCB&PCBA Assembly Manufacturer and PCBA, PCB Assembly Manufacturing in China - FASTPCBA Technology Co., Ltd |
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Pb |
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Custom Pcb Layout Services Suppliers, Manufacturers, Factory - Electronics PCB processing Pcba design and manufacturing electronic products assembling in Mexico/America factory - FASTPCBA Technology Co., Ltd |
Custom Pcb Layout Services Suppliers, Manufacturers, Factory - Electronics PCB processing Pcba design and manufacturing electronic products assembling in Mexico/America factory - FASTPCBA Technology Co., Ltd |
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As |
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≤2 |
≤2 |
≤2 |
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Hg |
|
≤3 |
≤3 |
≤3 |
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