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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 Board Layout - Identify Mark SMT460 PCB/SMT/LED Small Desktop PCB Assembly Machine With Guide Screw Max 480*380mm Pick and Place Machine - 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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Supply Circuit Board Supplies Suppliers, Manufacturers, Factory - Shenzhen PCB&PCBA assembling factory supplies pcba and design pcba led - FASTPCBA Technology Co., Ltd- SDE711 |
Supply Circuit Board Supplies Suppliers, Manufacturers, Factory - Shenzhen PCB&PCBA assembling factory supplies pcba and design pcba led - FASTPCBA Technology Co., Ltd- SDE712 |
Supply Circuit Board Supplies Suppliers, Manufacturers, Factory - Shenzhen PCB&PCBA assembling factory supplies pcba and design pcba led - FASTPCBA Technology Co., Ltd- SDE713 |
Supply Circuit Board Supplies Suppliers, Manufacturers, Factory - Shenzhen PCB&PCBA assembling factory supplies pcba and design pcba led - FASTPCBA Technology Co., Ltd- SDE714 |
Supply Circuit Board Supplies Suppliers, Manufacturers, Factory - Shenzhen PCB&PCBA assembling factory supplies pcba and design pcba led - FASTPCBA Technology Co., Ltd- SDE715 |
Supply Circuit Board Supplies Suppliers, Manufacturers, Factory - Shenzhen PCB&PCBA assembling factory supplies pcba and design pcba led - 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 |
|||||||||
|
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 |
|
≤2 |
≤2 |
≤2 |
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Hg |
|
≤3 |
≤3 |
≤3 |
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