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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 Electronic Contract Manufacturing Companies Suppliers, Manufacturers, Factory - Electronic Pcba Service PCB Assembly Shenzhen Electronic pcb assembly express - 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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Wholesale Through Hole Assembly Suppliers, Manufacturers, Factory - PCB Board Electronic Circuit Board For Smart Locker Combination Electronic Locks Control Board - FASTPCBA Technology Co., Ltd- SDE711 |
Wholesale Through Hole Assembly Suppliers, Manufacturers, Factory - PCB Board Electronic Circuit Board For Smart Locker Combination Electronic Locks Control Board - FASTPCBA Technology Co., Ltd- SDE712 |
Wholesale Through Hole Assembly Suppliers, Manufacturers, Factory - PCB Board Electronic Circuit Board For Smart Locker Combination Electronic Locks Control Board - FASTPCBA Technology Co., Ltd- SDE713 |
Wholesale Through Hole Assembly Suppliers, Manufacturers, Factory - PCB Board Electronic Circuit Board For Smart Locker Combination Electronic Locks Control Board - FASTPCBA Technology Co., Ltd- SDE714 |
Wholesale Through Hole Assembly Suppliers, Manufacturers, Factory - PCB Board Electronic Circuit Board For Smart Locker Combination Electronic Locks Control Board - FASTPCBA Technology Co., Ltd- SDE715 |
Wholesale Through Hole Assembly Suppliers, Manufacturers, Factory - PCB Board Electronic Circuit Board For Smart Locker Combination Electronic Locks Control 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） |
|
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 Best Pcb Manufacturer Suppliers, Manufacturers, Factory - 94v0 circuit board, pcb design, prototype PCB/PCBA manufacturer - 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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Pb |
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China Board Printing - PCB / PCBA Prototype - FASTPCBA Technology Co., Ltd |
China Board Printing - PCB / PCBA Prototype - FASTPCBA Technology Co., Ltd |
China Board Printing - PCB / PCBA Prototype - FASTPCBA Technology Co., Ltd |
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As |
|
≤2 |
≤2 |
≤2 |
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Hg |
|
≤3 |
≤3 |
≤3 |
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