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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 Rohs Pcb - Famous pcb manufacturer shenzhen offers pcb board and assembly service - 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 Custom Printed Circuit Board Suppliers, Manufacturers, Factory - electronics pcb assembly pcb design service - FASTPCBA Technology Co., Ltd- SDE711 |
OEM Custom Printed Circuit Board Suppliers, Manufacturers, Factory - electronics pcb assembly pcb design service - FASTPCBA Technology Co., Ltd- SDE712 |
OEM Custom Printed Circuit Board Suppliers, Manufacturers, Factory - electronics pcb assembly pcb design service - FASTPCBA Technology Co., Ltd- SDE713 |
OEM Custom Printed Circuit Board Suppliers, Manufacturers, Factory - electronics pcb assembly pcb design service - FASTPCBA Technology Co., Ltd- SDE714 |
OEM Custom Printed Circuit Board Suppliers, Manufacturers, Factory - electronics pcb assembly pcb design service - FASTPCBA Technology Co., Ltd- SDE715 |
OEM Custom Printed Circuit Board Suppliers, Manufacturers, Factory - electronics pcb assembly pcb design service - 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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OEM Cheap Pcb Prototype Suppliers, Manufacturers, Factory - ROHS 94v0 Fr4 Advanced Printed Circuits Board Professional PCB Inspection - FASTPCBA Technology Co., Ltd |
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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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OEM Cheap Pcb Prototype Suppliers, Manufacturers, Factory - ROHS 94v0 Fr4 Advanced Printed Circuits Board Professional PCB Inspection - 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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