Silicon dioxide CAS 112945-52-5 SiO2

Home>> Products

Silicon dioxide CAS 112945-52-5 SiO2

CAS No.:
112945-52-5
Molecular Formula:
SiO2
Quality Standard:
99.5%min.
Packing:
10kg/carton
Mininmum Order:
20kg
Price Update:
Market:

*If you want to download the TDS and MSDS(SDS) , please click here to view or download online.

Product Details

Product Tags

Name: Silicon dioxide; Fumed silica
CAS: 14808-60-7;112945-52-5;60676-86-0;7631-86-9;99439-28-8
Molecular Formula: SiO2
Molecular Weight: 60.084
HomeCASCAS 148 CAS 14808-60-7

Names and Identifiers
Name Silicon dioxide
Synonyms Quartz
Fumed Silicas
Silica, fused
Silica, vitreous
flatting agents
flatting agent
delustering agent
MATTING AGENT
Aerosil
Amorphous silica
Fumed silica
Silica
Quartz sand
CAS 14808-60-7
112945-52-5
60676-86-0
7631-86-9
99439-28-8
EINECS 215-683-2;238-878-4;262-373-8;231-545-4
InChI InChI=1/O2Si/c1-3-2

Physico-chemical Properties
Molecular Formula SiO2
Molar Mass 60.084 g/mol
Density 2.2
Melting Point 1610℃
Boling Point 2230℃
Solubility insoluble

Test Item		Standard Requirements	Test Results
Appearance		White colloidal powder	White colloidal powder
Specific Surface Area (before modification ,m 2 /g		150 ±15	157
pH Value		3 .7 ~4.5	4.09
Loss on Drying @ 105 ºC(%)		≤0.7	0.34
Loss on Ignition @ 1000 ºC(%)		≤2.5	0.83
Tamped Density (g/l )		40 ~ 60	54
SiO2 Content (%)		≥99.8	99.92
Carbon Content (%)		0 .6 ~ 1.2	0.77
Chloride Content (mg/kg )		≤250	40
Oxide Content (mg/kg )	Al2O3	≤400	11
	TiO2	≤200	12
	Fe2O3	≤30	5