Substance
ID:369254
Names and Identifiers
IUPAC Traditional name
silica
IUPAC name
silanedione
Synonyms
QuartzSilica石英Silicon dioxide方石英二氧化硅砂石硅石CristobaliteSand
Properties
Product Information
Cation Traces
Co: ≤50 mg/kg
Cd: ≤50 mg/kg
Fe: ≤200 mg/kg
K: ≤500 mg/kg
Pb: ≤50 mg/kg
Ni: ≤50 mg/kg
Cu: ≤50 mg/kg
Na: ≤100 mg/kg
Ca: ≤200 mg/kg
Zn: ≤50 mg/kg
Loss on Drying
≤0.3% loss on ignition, 900 °C
Antion Traces
chloride (Cl-): ≤50 mg/kg
Grade
purum p.a.
Linear Formula
SiO2
Particle Size
>230 mesh
Physical Property
Apperance
powder
Melting Point
1610 °C(lit.)
Density
2.6 g/mL at 25 °C(lit.)
Refractive Index
n20/D 1.544(lit.)
Safety Information
RTECS
VV7330000
MSDS Link
Risk Statements
48/20
German water hazard class
nwg
GHS Pictograms
Respiratory sensitization, category 1
Germ cell mutagenicity, categories 1A,1B,2
Carcinogenicity, categories 1A,1B,2
Reproductive toxicity, categories 1A,1B,2
Specific Target Organ Toxicity – Single exposure, categories 1,2
Specific Target Organ Toxicity – Repeated exposure, categories 1,2
Aspiration Hazard, category 1
GHS Signal Word
Warning
Safety Statements
22
European Hazard Symbols
Harmful (Xn)GHS Hazard statements
H373
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
Molecule Details
Analysis Note
metal and chloride traces refer to acid-soluble parts
metal and chloride traces refer to acid-soluble parts
Molecular Spectra
No Data Available
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References
No Data Available
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