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71658

Sigma-Aldrich

Sodium hydrogen selenite

purum p.a., ≥96.0% (RT)

Synonym(s):

Sodium biselenite, Sodium hydroselenite

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About This Item

Linear Formula:
NaHSeO3
CAS Number:
7782-82-3
Molecular Weight:
150.96
EC Number:
231-966-3
MDL number:
MFCD00003525
UNSPSC Code:
12352300
PubChem Substance ID:
329763408
NACRES:
NA.21
assay:
≥96.0% (RT)
form:
crystals

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.[1]

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Danger

Hazard Classifications

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

Storage Class

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

wgk_germany

WGK 3

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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)
A new enrichment medium for salmonellae.
Banic S.
J. Hyg. (Lond), 62(1), 25-28 (1964)
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
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)
H Luo et al.
Cell death & disease, 4, e481-e481 (2013-02-09)
Mounting evidence shows that selenium possesses chemotherapeutic potential against tumor cells, including leukemia, prostate cancer and colorectal cancer (CRC) cells. However, the detailed mechanism by which sodium selenite specifically kills tumor cells remains unclear. Herein, we demonstrated that supranutritional doses
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