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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 Printed Circuit Board Layout Suppliers, Manufacturers, Factory - turnkey pcba and pcb manufacturing service and led pcba - 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 Fabrication Assembly Suppliers, Manufacturers, Factory - IP68 LED Strip for pool 3528 120leds 7-8LM DC12V 24V - FASTPCBA Technology Co., Ltd- SDE711 |
Pcb Fabrication Assembly Suppliers, Manufacturers, Factory - IP68 LED Strip for pool 3528 120leds 7-8LM DC12V 24V - FASTPCBA Technology Co., Ltd- SDE712 |
Pcb Fabrication Assembly Suppliers, Manufacturers, Factory - IP68 LED Strip for pool 3528 120leds 7-8LM DC12V 24V - FASTPCBA Technology Co., Ltd- SDE713 |
Pcb Fabrication Assembly Suppliers, Manufacturers, Factory - IP68 LED Strip for pool 3528 120leds 7-8LM DC12V 24V - FASTPCBA Technology Co., Ltd- SDE714 |
Pcb Fabrication Assembly Suppliers, Manufacturers, Factory - IP68 LED Strip for pool 3528 120leds 7-8LM DC12V 24V - FASTPCBA Technology Co., Ltd- SDE715 |
Pcb Fabrication Assembly Suppliers, Manufacturers, Factory - IP68 LED Strip for pool 3528 120leds 7-8LM DC12V 24V - 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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China Quick Turn Pcb - Battery Charger Circuit Board - FASTPCBA Technology Co., Ltd |
China Quick Turn Pcb - Battery Charger Circuit 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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China Quick Turn Pcb - Battery Charger Circuit Board - FASTPCBA Technology Co., Ltd |
China Quick Turn Pcb - Battery Charger Circuit Board - FASTPCBA Technology Co., Ltd |
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Pb |
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As |
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≤2 |
≤2 |
≤2 |
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Hg |
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≤3 |
≤3 |
≤3 |
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