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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 Printed Circuit Manufacturing Suppliers, Manufacturers, Factory - Customized flexible pcb, rigid flex pcb manufacture with UL - 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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OEM Pcb Assembly Online Quote Suppliers, Manufacturers, Factory - Faroad Semi-Automatic Solder Paste Screen Printer PCB Soldering Machine ,SMT Stencil Printer - FASTPCBA Technology Co., Ltd- SDE711 |
OEM Pcb Assembly Online Quote Suppliers, Manufacturers, Factory - Faroad Semi-Automatic Solder Paste Screen Printer PCB Soldering Machine ,SMT Stencil Printer - FASTPCBA Technology Co., Ltd- SDE712 |
OEM Pcb Assembly Online Quote Suppliers, Manufacturers, Factory - Faroad Semi-Automatic Solder Paste Screen Printer PCB Soldering Machine ,SMT Stencil Printer - FASTPCBA Technology Co., Ltd- SDE713 |
OEM Pcb Assembly Online Quote Suppliers, Manufacturers, Factory - Faroad Semi-Automatic Solder Paste Screen Printer PCB Soldering Machine ,SMT Stencil Printer - FASTPCBA Technology Co., Ltd- SDE714 |
OEM Pcb Assembly Online Quote Suppliers, Manufacturers, Factory - Faroad Semi-Automatic Solder Paste Screen Printer PCB Soldering Machine ,SMT Stencil Printer - FASTPCBA Technology Co., Ltd- SDE715 |
OEM Pcb Assembly Online Quote Suppliers, Manufacturers, Factory - Faroad Semi-Automatic Solder Paste Screen Printer PCB Soldering Machine ,SMT Stencil Printer - 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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Pcb Population Service Suppliers, Manufacturers, Factory - China Guangzhou factory TV board kits pcb manufacturer - FASTPCBA Technology Co., Ltd |
% |
≥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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Custom Silkscreen Pcb - Professional OEM Electronic PCB Circuit Board Assembly ROHS 94V0 SMT PCB Board Manufacturer - FASTPCBA Technology Co., Ltd |
Custom Silkscreen Pcb - Professional OEM Electronic PCB Circuit Board Assembly ROHS 94V0 SMT PCB Board Manufacturer - FASTPCBA Technology Co., Ltd |
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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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Custom Printed Circuit Board Manufacturers Suppliers, Manufacturers, Factory - Integrated Circuits PT2399 DIP16 PT2399 DIP new and original IC - FASTPCBA Technology Co., Ltd |
Custom Printed Circuit Board Manufacturers Suppliers, Manufacturers, Factory - Integrated Circuits PT2399 DIP16 PT2399 DIP new and original IC - FASTPCBA Technology Co., Ltd |
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As |
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≤2 |
≤2 |
≤2 |
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Hg |
|
≤3 |
≤3 |
≤3 |
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