71699

Sigma-Aldrich

Sodium hydrosulfite

≥82% (RT)

Synonym(s):
Sodium dithionite, Sodium hypodisulfite
Linear Formula:
NaO2SSO2Na
CAS Number:
Molecular Weight:
174.11
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.21
Pricing and availability is not currently available.

assay

≥82% (RT)

anion traces

chloride (Cl-): ≤50 mg/kg

cation traces

Ca: ≤50 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg

SMILES string

Na+.Na+.O-S(=O)S(O-)=O

InChI

1S/2Na.H2O4S2/c;;1-5(2)6(3)4/h;;(H,1,2)(H,3,4)/q2*+1;/p-2

InChI key

JVBXVOWTABLYPX-UHFFFAOYSA-L

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Other Notes

Reducing agent; To identify the essential tyrosine residue of F1-ATPase from the thermophilic bacterium PS3, that reacts with 7-chloro-4-nitrobenzofurazan; Spectrophotometric determination of the haptoglobin-haemoglobin complex in haemolysed serum; Prolongs the hydrogen photoproduction by Chlorella fusca var. vacuolata 211.11M; Cleaves Ellman′s reagent in surfactant vesicles.

Pictograms

FlameExclamation mark

Signal Word

Danger

Hazard Statements

Supp Hazards

EUH031

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves

Hazard Codes

Xn

Risk Statement

7-22-31

Safety Statement

7/8-26-28-43

RIDADR

UN 1384 4.2 / PGII

WGK Germany

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis
Certificate of Origin
R.A. Moss et al.
Journal of the American Chemical Society, 107, 6634-6634 (1985)
H A Murchison et al.
Biochemistry, 32(13), 3498-3505 (1993-04-06)
Two mutations, L168 His to Phe and L167 Phe to Leu, were made in residues near the primary electron donor, a bacteriochlorophyll dimer, of the reaction center from Rhodobacter sphaeroides. Blue shifts of 10-15 nm in the 865-nm band of...
M. Vinayakumar et al.
Life Science Advances, 3, 156-156 (1984)
Bahngmi Jung et al.
Journal of environmental sciences (China), 74, 168-176 (2018-10-21)
This study investigates the removal of arsenite (As(III)) from water using dithionite activated by UV light. This work evaluated the removal kinetics of As(III) under UV light irradiation as affected by dithionite dose and light intensity, and characterized the nature...
J G Verburg et al.
Archives of biochemistry and biophysics, 245(1), 8-13 (1986-02-15)
When the F1-ATPase from the thermophilic bacterium, PS3, was inactivated by greater than 90% with 7-chloro-4-nitro[14C]benzofurazan ([14C]Nbf-Cl) at pH 7.4, 1.4 mol of [14C]Nbf were incorporated per mol of enzyme. After pepsin digestion of the labeled enzyme at pH 3.0...

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