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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 Prototyping Pcb Circuit Board Suppliers, Manufacturers, Factory - customized mini bluetooth speaker circuit board PCBA board - 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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Supply What Is Pcb Board - EAK4 00.782.0442/00.785.1046 circuit board for Printing Machine Electrical Offset Printing - FASTPCBA Technology Co., Ltd- SDE712 |
Supply What Is Pcb Board - EAK4 00.782.0442/00.785.1046 circuit board for Printing Machine Electrical Offset Printing - FASTPCBA Technology Co., Ltd- SDE713 |
Supply What Is Pcb Board - EAK4 00.782.0442/00.785.1046 circuit board for Printing Machine Electrical Offset Printing - FASTPCBA Technology Co., Ltd- SDE714 |
Supply What Is Pcb Board - EAK4 00.782.0442/00.785.1046 circuit board for Printing Machine Electrical Offset Printing - FASTPCBA Technology Co., Ltd- SDE715 |
Supply What Is Pcb Board - EAK4 00.782.0442/00.785.1046 circuit board for Printing Machine Electrical Offset Printing - 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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Custom Diy Printed Circuit Board - customized QI PCB circuit board assemble for wireless ,from prototype to low volume supported - FASTPCBA Technology Co., Ltd |
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Pb |
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As |
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≤2 |
≤2 |
≤2 |
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Hg |
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≤3 |
≤3 |
≤3 |
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