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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,Prototype Assembly Suppliers, Manufacturers, Factory - Double-Side Prototype FR-4 PCB Stripboard Universal Printed Circuit Board 10x15cm - 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 Smt Pcb Suppliers, Manufacturers, Factory - Electronic OEM PCB&PCBA Assembly Manufacturer and PCBA, PCB Assembly Manufacturing - FASTPCBA Technology Co., Ltd- SDE710 |
Custom Smt Pcb Suppliers, Manufacturers, Factory - Electronic OEM PCB&PCBA Assembly Manufacturer and PCBA, PCB Assembly Manufacturing - FASTPCBA Technology Co., Ltd- SDE711 |
Custom Smt Pcb Suppliers, Manufacturers, Factory - Electronic OEM PCB&PCBA Assembly Manufacturer and PCBA, PCB Assembly Manufacturing - FASTPCBA Technology Co., Ltd- SDE712 |
Custom Smt Pcb Suppliers, Manufacturers, Factory - Electronic OEM PCB&PCBA Assembly Manufacturer and PCBA, PCB Assembly Manufacturing - FASTPCBA Technology Co., Ltd- SDE713 |
Custom Smt Pcb Suppliers, Manufacturers, Factory - Electronic OEM PCB&PCBA Assembly Manufacturer and PCBA, PCB Assembly Manufacturing - FASTPCBA Technology Co., Ltd- SDE714 |
Custom Smt Pcb Suppliers, Manufacturers, Factory - Electronic OEM PCB&PCBA Assembly Manufacturer and PCBA, PCB Assembly Manufacturing - FASTPCBA Technology Co., Ltd- SDE715 |
Custom Smt Pcb Suppliers, Manufacturers, Factory - Electronic OEM PCB&PCBA Assembly Manufacturer and PCBA, PCB Assembly Manufacturing - 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 |
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|
Fe2O3 |
ppm |
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China Bga Assembly - OEM pcb express and electronic components assembly pcba in shenzhen - FASTPCBA Technology Co., Ltd |
China Bga Assembly - OEM pcb express and electronic components assembly pcba in shenzhen - FASTPCBA Technology Co., Ltd |
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|
Al2O3 |
ppm |
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Custom Double Sided Printed Circuit Board - Smt loader machine for pcb board transmission,transmist the PCB to the pick and place machine,to make led light production - FASTPCBA Technology Co., Ltd |
Custom Double Sided Printed Circuit Board - Smt loader machine for pcb board transmission,transmist the PCB to the pick and place machine,to make led light production - FASTPCBA Technology Co., Ltd |
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≤1.0 |
≤1.0 |
≤1.0 |
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|
Microbial Content |
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China Bga Assembly - OEM pcb express and electronic components assembly pcba in shenzhen - FASTPCBA Technology Co., Ltd |
China Bga Assembly - OEM pcb express and electronic components assembly pcba in shenzhen - FASTPCBA Technology Co., Ltd |
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Pb |
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Supply Pcb Computer Suppliers, Manufacturers, Factory - OEM Electronic PCB&PCBA Assembly Manufacturer and PCBA, PCB Assembly Manufacturing in China - FASTPCBA Technology Co., Ltd |
Supply Pcb Computer Suppliers, Manufacturers, Factory - OEM Electronic PCB&PCBA Assembly Manufacturer and PCBA, PCB Assembly Manufacturing in China - FASTPCBA Technology Co., Ltd |
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As |
|
≤2 |
≤2 |
≤2 |
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Hg |
|
≤3 |
≤3 |
≤3 |
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