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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 Home Pcb Fabrication - one stop provide Electronic Circuit Board PCBA pcb for Custom - 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 Electronic Assembly Manufacturing - PCBA OEM factory PCBA customization printed circuit boards LED boards service - FASTPCBA Technology Co., Ltd- SDE711 |
China Electronic Assembly Manufacturing - PCBA OEM factory PCBA customization printed circuit boards LED boards service - FASTPCBA Technology Co., Ltd- SDE712 |
China Electronic Assembly Manufacturing - PCBA OEM factory PCBA customization printed circuit boards LED boards service - FASTPCBA Technology Co., Ltd- SDE713 |
China Electronic Assembly Manufacturing - PCBA OEM factory PCBA customization printed circuit boards LED boards service - FASTPCBA Technology Co., Ltd- SDE714 |
China Electronic Assembly Manufacturing - PCBA OEM factory PCBA customization printed circuit boards LED boards service - FASTPCBA Technology Co., Ltd- SDE715 |
China Electronic Assembly Manufacturing - PCBA OEM factory PCBA customization printed circuit boards LED boards service - 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 Low Volume Circuit Board Assembly - 1920*1080 DC 12V/5V 94v0 usb pcba board pcb prototype - 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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OEM Low Volume Circuit Board Assembly - 1920*1080 DC 12V/5V 94v0 usb pcba board pcb prototype - 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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