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71658

Sigma-Aldrich

Sodium hydrogen selenite

purum p.a., ≥96.0% (RT)

Synonym(s):
Sodium hydroselenite, Sodium biselenite
Linear Formula:
NaHSeO3
CAS Number:
Molecular Weight:
150.96
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.21

Quality Level

grade

purum p.a.

assay

≥96.0% (RT)

form

crystals

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

SMILES string

[Na+].O[Se]([O-])=O

InChI

1S/Na.H2O3Se/c;1-4(2)3/h;(H2,1,2,3)/q+1;/p-1

InChI key

OHYAUPVXSYITQV-UHFFFAOYSA-M

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General description

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

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 1 Oral - Acute Tox. 3 Inhalation - Aquatic Acute 1 - Aquatic Chronic 1 - STOT RE 2

Storage Class Code

6.1A - Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK

WGK 3

Certificate of Analysis

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Certificate of Origin

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More Documents

Quotes and Ordering

Biological and chemical investigation of Allium cepa L. response to selenium inorganic compounds.
Michalska-Kacymirow M, et al.
Analytical and Bioanalytical Chemistry, 406(15), 3717-3722 (2014)
Vibrational spectra of alkali hydrogen selenites, selenous acid, and their deuterated analogs.
Cody CA, et al.
Journal of Solid State Chemistry, 26(3), 281-291 (1978)
Caisey V Pulford et al.
PLoS neglected tropical diseases, 13(6), e0007169-e0007169 (2019-06-05)
Reptile-associated Salmonella bacteria are a major, but often neglected cause of both gastrointestinal and bloodstream infection in humans globally. The diversity of Salmonella enterica has not yet been determined in venomous snakes, however other ectothermic animals have been reported to
A new enrichment medium for salmonellae.
Banic S.
J. Hyg. (Lond), 62(1), 25-28 (1964)
Saeed Salman et al.
Archives of animal nutrition, 67(1), 48-61 (2013-01-10)
Dietary selenium (Se) can be supplemented from organic or inorganic sources and this may affect Se metabolism and functional outcome such as antioxidative status and immune functions in dairy cows. A feeding trial was performed with 16 Holstein-Friesian dairy cows

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