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83340 Sigma-Aldrich

Sand, white quartz

purum p.a., powder

Synonym: Quartz, Silicon dioxide

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Properties

Related Categories Adsorbents, Filter Aids and Drying Agents, Essential Chemicals, Other Drying Agents, Research Essentials
Quality Level   200
grade   purum p.a.
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

Description

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

Safety & Documentation

Safety Information

Symbol 
GHS08  GHS08
Signal word 
Danger
Hazard statements 
Target organs 
Lungs
RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 3
RTECS 
VV7330000
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Protocols & Articles
Peer-Reviewed Papers
15

References

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