84880
Silicon dioxide
purum p.a., acid purified
Synonym(s):
Cristobalite, Quartz, Sand, Silica
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About This Item
Product Name
Silicon dioxide, purum p.a., acid purified
InChI
1S/O2Si/c1-3-2
SMILES string
O=[Si]=O
InChI key
VYPSYNLAJGMNEJ-UHFFFAOYSA-N
grade
purum p.a.
form
powder or crystals
quality
acid purified
loss
≤0.1% loss on ignition
refractive index
n20/D 1.544 (lit.)
particle size
40-200 mesh
mp
1610 °C (lit.)
density
2.6 g/mL at 25 °C (lit.)
anion traces
chloride (Cl-): ≤200 mg/kg
cation traces
Ca: ≤50 mg/kg
Cd: ≤50 mg/kg
Co: ≤50 mg/kg
Cu: ≤50 mg/kg
Fe: ≤100 mg/kg
K: ≤100 mg/kg
Na: ≤200 mg/kg
Ni: ≤50 mg/kg
Pb: ≤50 mg/kg
Zn: ≤50 mg/kg
Quality Level
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Application
General description
Storage Class
11 - Combustible Solids
wgk
nwg
flash_point_f
Not applicable
flash_point_c
Not applicable
Regulatory Information
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