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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,Wholesale Printed Circuit Board Assembly - PCB Assembly Manufacturer Wireless Power Bank Charger Circuit 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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Custom Printed Circuit Fabrication - High Quality Pcb Material Led Swimming Pool Ip68 5050-5Meters-300SMD Led Neon Flex Strip - FASTPCBA Technology Co., Ltd- SDE711 |
Custom Printed Circuit Fabrication - High Quality Pcb Material Led Swimming Pool Ip68 5050-5Meters-300SMD Led Neon Flex Strip - FASTPCBA Technology Co., Ltd- SDE712 |
Custom Printed Circuit Fabrication - High Quality Pcb Material Led Swimming Pool Ip68 5050-5Meters-300SMD Led Neon Flex Strip - FASTPCBA Technology Co., Ltd- SDE713 |
Custom Printed Circuit Fabrication - High Quality Pcb Material Led Swimming Pool Ip68 5050-5Meters-300SMD Led Neon Flex Strip - FASTPCBA Technology Co., Ltd- SDE714 |
Custom Printed Circuit Fabrication - High Quality Pcb Material Led Swimming Pool Ip68 5050-5Meters-300SMD Led Neon Flex Strip - FASTPCBA Technology Co., Ltd- SDE715 |
Custom Printed Circuit Fabrication - High Quality Pcb Material Led Swimming Pool Ip68 5050-5Meters-300SMD Led Neon Flex Strip - 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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Supply Printed Board Assembly - Manufacturer Supply Circuit Boards Pcb Assembly - FASTPCBA Technology Co., Ltd |
Supply Printed Board Assembly - Manufacturer Supply Circuit Boards Pcb Assembly - FASTPCBA Technology Co., Ltd |
Supply Printed Board Assembly - Manufacturer Supply Circuit Boards Pcb Assembly - 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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