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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,OEM Silkscreen Pcb - Custom 1.0mm/1.2mm/1.6mm/2.0mm Aluminum PCB Circuit Boards For led PCB - 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 Pcb Pins Suppliers, Manufacturers, Factory - electronic smd pcb assembly prototypes and pcba production - FASTPCBA Technology Co., Ltd- SDE711 |
Custom Pcb Pins Suppliers, Manufacturers, Factory - electronic smd pcb assembly prototypes and pcba production - FASTPCBA Technology Co., Ltd- SDE712 |
Custom Pcb Pins Suppliers, Manufacturers, Factory - electronic smd pcb assembly prototypes and pcba production - FASTPCBA Technology Co., Ltd- SDE713 |
Custom Pcb Pins Suppliers, Manufacturers, Factory - electronic smd pcb assembly prototypes and pcba production - FASTPCBA Technology Co., Ltd- SDE714 |
Custom Pcb Pins Suppliers, Manufacturers, Factory - electronic smd pcb assembly prototypes and pcba production - FASTPCBA Technology Co., Ltd- SDE715 |
Custom Pcb Pins Suppliers, Manufacturers, Factory - electronic smd pcb assembly prototypes and pcba production - 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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Wholesale Pcb Manufacturing Process - Multifunctional amplifier welding machine circuit board - FASTPCBA Technology Co., Ltd |
Wholesale Pcb Manufacturing Process - Multifunctional amplifier welding machine circuit board - FASTPCBA Technology Co., Ltd |
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As |
|
≤2 |
≤2 |
≤2 |
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Hg |
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≤3 |
≤3 |
≤3 |
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