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71658 Sigma-Aldrich

Sodium hydrogen selenite

purum p.a., ≥96.0% (RT)

Synonym: Sodium biselenite, Sodium hydroselenite

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Properties

Related Categories Essential Chemicals, Research Essentials, Salts, Sodium Salts
InChI Key   OHYAUPVXSYITQV-UHFFFAOYSA-M
grade   purum p.a.
assay   ≥96.0% (RT)
pH   5.4-7.2 (25 °C, 50 mg/mL in H2O, hot)
anion traces   chloride (Cl-): ≤100 mg/kg
  selenate, sulfate (as SO42-): ≤1500 mg/kg
cation traces   Ca: ≤100 mg/kg
  Cd: ≤50 mg/kg
  Co: ≤50 mg/kg
  Cu: ≤100 mg/kg
  Fe: ≤50 mg/kg
  K: ≤100 mg/kg
  Ni: ≤50 mg/kg
  Pb: ≤300 mg/kg
  Zn: ≤100 mg/kg

Description

General description

Sodium hydrogen selenite is an alkali hydrogen selenite.Its infrared and Raman spectral investigations have been reported.

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Precautionary statements 
RIDADR 
UN 2630PSN2 6.1 / PGI
WGK Germany 
3
RTECS 
VS7500000

Documents

Certificate of Analysis

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Protocols & Articles
Peer-Reviewed Papers
15

References

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