Silicon Dioxide

Classification Other
CAS No. 112945-52-5
Other Names Fumed Silicas
MF SiO2
EINECS No. 238-878-4
Place of Origin Zhejiang, China (Mainland)
Grade Standard Electron Grade, Industrial Grade
Purity 99.99

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Silicon Dioxide Details

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Item	Index (In-house Standard)	Index (CP)
Item	Index (In-house Standard)	Index (CP)
Specific Surface Area	200(175-225)
Particle Size(200mesh)(%)		≥85.0
Sulfate Salt(%)		≤0.5
PH(in 4% dispersion)	3.7-4.7	5.0-7.5
Loss On Drying (%)	≤1.5	≤0.5
Content(%)	≥99.8	≥99.0
Chloride(%)	≤0.1	≤0.1
Loss On Ignition(%)	≤8.5	≤8.5
Heavy metal(ppm)	≤30	≤30
Arsenic(%)	≤0.0003	≤0.0003
Iron(%)		≥0.015

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