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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 Cost - OEM Electronics printed circuit board copy board PCB design factory - 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 Services - One stop Fr4/ 94V0 pcb service printed circuit board, pcb design, pcb factory - FASTPCBA Technology Co., Ltd- SDE711 |
China Printed Circuit Services - One stop Fr4/ 94V0 pcb service printed circuit board, pcb design, pcb factory - FASTPCBA Technology Co., Ltd- SDE712 |
China Printed Circuit Services - One stop Fr4/ 94V0 pcb service printed circuit board, pcb design, pcb factory - FASTPCBA Technology Co., Ltd- SDE713 |
China Printed Circuit Services - One stop Fr4/ 94V0 pcb service printed circuit board, pcb design, pcb factory - FASTPCBA Technology Co., Ltd- SDE714 |
China Printed Circuit Services - One stop Fr4/ 94V0 pcb service printed circuit board, pcb design, pcb factory - FASTPCBA Technology Co., Ltd- SDE715 |
China Printed Circuit Services - One stop Fr4/ 94V0 pcb service printed circuit board, pcb design, pcb factory - 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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Al2O3 |
ppm |
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≤1.0 |
≤1.0 |
≤1.0 |
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Microbial Content |
|
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Custom Pcb Sample - Fast and Cheap Immersion PCB Prototype Round Amplifier PCB 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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