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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,Supply Aluminum Pcb Manufacturer - automatic pick and place machine,led lamp manufacturing machinery,fast smt automatic PCB pick 4 heads PCB pick and place - 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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Custom Contract Assembly Services Suppliers, Manufacturers, Factory - electronic services pcba ru 94v0 rohs printed circuit board assembly manufacturer pcb - FASTPCBA Technology Co., Ltd- SDE711 |
Custom Contract Assembly Services Suppliers, Manufacturers, Factory - electronic services pcba ru 94v0 rohs printed circuit board assembly manufacturer pcb - FASTPCBA Technology Co., Ltd- SDE712 |
Custom Contract Assembly Services Suppliers, Manufacturers, Factory - electronic services pcba ru 94v0 rohs printed circuit board assembly manufacturer pcb - FASTPCBA Technology Co., Ltd- SDE713 |
Custom Contract Assembly Services Suppliers, Manufacturers, Factory - electronic services pcba ru 94v0 rohs printed circuit board assembly manufacturer pcb - FASTPCBA Technology Co., Ltd- SDE714 |
Custom Contract Assembly Services Suppliers, Manufacturers, Factory - electronic services pcba ru 94v0 rohs printed circuit board assembly manufacturer pcb - FASTPCBA Technology Co., Ltd- SDE715 |
Custom Contract Assembly Services Suppliers, Manufacturers, Factory - electronic services pcba ru 94v0 rohs printed circuit board assembly manufacturer pcb - 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 |
|||||||||
|
Na2O |
mg/kg |
≤1 |
≤1 |
≤1 |
|||||||||
|
Na2SO4 |
mg/kg |
≤0.4 |
≤0.4 |
≤0.4 |
|||||||||
|
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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