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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 Circuit Board Design And Manufacturing - Aluminium pcb board assembly and flexible pcb in shenzhen china - 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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Cheap Circuit Boards Suppliers, Manufacturers, Factory - Fanuc Circuit Board A20B-8200-0360 - FASTPCBA Technology Co., Ltd- SDE711 |
Cheap Circuit Boards Suppliers, Manufacturers, Factory - Fanuc Circuit Board A20B-8200-0360 - FASTPCBA Technology Co., Ltd- SDE712 |
Cheap Circuit Boards Suppliers, Manufacturers, Factory - Fanuc Circuit Board A20B-8200-0360 - FASTPCBA Technology Co., Ltd- SDE713 |
Cheap Circuit Boards Suppliers, Manufacturers, Factory - Fanuc Circuit Board A20B-8200-0360 - FASTPCBA Technology Co., Ltd- SDE714 |
Cheap Circuit Boards Suppliers, Manufacturers, Factory - Fanuc Circuit Board A20B-8200-0360 - FASTPCBA Technology Co., Ltd- SDE715 |
Cheap Circuit Boards Suppliers, Manufacturers, Factory - Fanuc Circuit Board A20B-8200-0360 - 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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|
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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Wholesale Pvc Board Suppliers, Manufacturers, Factory - Dongguan SMT BGA Soldering FR4 Electronic PCB and PCBA circuit board Assembly - FASTPCBA Technology Co., Ltd |
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As |
|
≤2 |
≤2 |
≤2 |
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Hg |
|
≤3 |
≤3 |
≤3 |
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