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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,Custom Printed Wiring Assembly - Pcb etching resist ink white board ink where does ink come from what is the movie ink about - 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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OEM Electronic Circuit Board Assembly - Raw Touch Screen Nfc Flexible Printed Circuit Board For Sale - FASTPCBA Technology Co., Ltd- SDE710 |
OEM Electronic Circuit Board Assembly - Raw Touch Screen Nfc Flexible Printed Circuit Board For Sale - FASTPCBA Technology Co., Ltd- SDE711 |
OEM Electronic Circuit Board Assembly - Raw Touch Screen Nfc Flexible Printed Circuit Board For Sale - FASTPCBA Technology Co., Ltd- SDE712 |
OEM Electronic Circuit Board Assembly - Raw Touch Screen Nfc Flexible Printed Circuit Board For Sale - FASTPCBA Technology Co., Ltd- SDE713 |
OEM Electronic Circuit Board Assembly - Raw Touch Screen Nfc Flexible Printed Circuit Board For Sale - FASTPCBA Technology Co., Ltd- SDE714 |
OEM Electronic Circuit Board Assembly - Raw Touch Screen Nfc Flexible Printed Circuit Board For Sale - FASTPCBA Technology Co., Ltd- SDE715 |
OEM Electronic Circuit Board Assembly - Raw Touch Screen Nfc Flexible Printed Circuit Board For Sale - 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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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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