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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,Custom Circuit Card Suppliers, Manufacturers, Factory - SMT auto line touchscreen manufacturer HDMI VGA DVI lcd monitor pcb 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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China Fast Pcb Prototype - Kingbrite NEWEST QB288 PCB For SamSung LM561C, 3030 leds, 2835 leds - FASTPCBA Technology Co., Ltd- SDE711 |
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China Fast Pcb Prototype - Kingbrite NEWEST QB288 PCB For SamSung LM561C, 3030 leds, 2835 leds - FASTPCBA Technology Co., Ltd- SDE713 |
China Fast Pcb Prototype - Kingbrite NEWEST QB288 PCB For SamSung LM561C, 3030 leds, 2835 leds - FASTPCBA Technology Co., Ltd- SDE714 |
China Fast Pcb Prototype - Kingbrite NEWEST QB288 PCB For SamSung LM561C, 3030 leds, 2835 leds - FASTPCBA Technology Co., Ltd- SDE715 |
China Fast Pcb Prototype - Kingbrite NEWEST QB288 PCB For SamSung LM561C, 3030 leds, 2835 leds - 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 |
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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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As |
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≤2 |
≤2 |
≤2 |
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Hg |
|
≤3 |
≤3 |
≤3 |
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