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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 Bare Pcb Manufacturing - High Reputation face recognition pcb circuit boards android 7.1 - FASTPCBA Technology Co., Ltdmade: friction type, mixed type and thickening type.
Product Series |
|
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Type |
|
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OEM Printed Circuit Assembly - china one-stop service 94v0 fr4 electronic printed pcb circuit control board manufacturer pcb assembly - FASTPCBA Technology Co., Ltd- SDE713 |
OEM Printed Circuit Assembly - china one-stop service 94v0 fr4 electronic printed pcb circuit control board manufacturer pcb assembly - FASTPCBA Technology Co., Ltd- SDE714 |
OEM Printed Circuit Assembly - china one-stop service 94v0 fr4 electronic printed pcb circuit control board manufacturer pcb assembly - FASTPCBA Technology Co., Ltd- SDE715 |
OEM Printed Circuit Assembly - china one-stop service 94v0 fr4 electronic printed pcb circuit control board manufacturer pcb assembly - FASTPCBA Technology Co., Ltd- SDE716 |
|||||
DBP |
cm3/ 100g |
80~95 |
85~110 |
60~80 |
95~115 |
125~175 |
175~200 |
200~260 |
|||||
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% |
≥98 |
|||||||||||
Drying Loss |
% |
4.0~7.0 |
|||||||||||
Ignition loss (dry basis) |
% |
≤7.0 |
≤6.0 |
≤6.0 |
|||||||||
pHï¼5% aqueous solutionï¼ |
|
7.2~8.5 |
|||||||||||
D50 |
um |
4~15 |
|||||||||||
Sieve Residue 45um |
% |
≤1.5 |
≤1.5 |
≤1.5 |
|||||||||
Cl |
mg/kg |
≤0.1 |
≤0.1 |
≤0.1 |
|||||||||
Na2O |
mg/kg |
≤1 |
≤1 |
≤1 |
|||||||||
Na2SO4 |
mg/kg |
≤0.4 |
≤0.4 |
≤0.4 |
|||||||||
Fe2O3 |
ppm |
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Wholesale Electronic Board Assembly Suppliers, Manufacturers, Factory - SMD8 to DIP8 1.27mm 2.54mm ic adapter plate manufacturer of printed circuit board - FASTPCBA Technology Co., Ltd |
|||||||||
Al2O3 |
ppm |
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|
≤1.0 |
≤1.0 |
≤1.0 |
|||||||||
Microbial Content |
|
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Pb |
|
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As |
|
≤2 |
≤2 |
≤2 |
|||||||||
Hg |
|
≤3 |
≤3 |
≤3 |