83340
Sand, white quartz
purum p.a., powder
Synonym(s):
Quartz, Silicon dioxide
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About This Item
Linear Formula:
SiO2
CAS Number:
Molecular Weight:
60.08
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352300
EC Number:
238-878-4
MDL number:
grade
purum p.a.
Quality Segment
form
powder
loss
≤0.3% loss on ignition, 900 °C
particle size
>230 mesh
anion traces
chloride (Cl-): ≤50 mg/kg
cation traces
Ca: ≤200 mg/kg, Cd: ≤50 mg/kg, Co: ≤50 mg/kg, Cu: ≤50 mg/kg, Fe: ≤200 mg/kg, K: ≤1000 mg/kg, Na: ≤150 mg/kg, Ni: ≤50 mg/kg, Pb: ≤100 mg/kg, Zn: ≤50 mg/kg
SMILES string
O=[Si]=O
InChI
1S/O2Si/c1-3-2
InChI key
VYPSYNLAJGMNEJ-UHFFFAOYSA-N
General description
The product is sand, white quartz (SiO2). Its reaction with alkaline NaNO3 solutions containing dissolved Al at 89°C has been investigated.
Application
Sand, white quartz (quartz) has been employed as a solid sample to evaluate the pore-volume variations during fluid-rock interaction experiments.
Analysis Note
metal and chloride traces refer to acid-soluble parts
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signalword
Danger
hcodes
Hazard Classifications
STOT RE 1 Inhalation
target_organs
Lungs
Storage Class
6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
wgk
nwg
flash_point_f
Not applicable
flash_point_c
Not applicable
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