All Photos(1)



Sodium hydrosulfite

≥82% (RT)

Sodium dithionite, Sodium hypodisulfite
Linear Formula:
CAS Number:
Molecular Weight:
EC Number:
MDL number:
PubChem Substance ID:

Quality Level


≥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




InChI key


Looking for similar products? Visit Product Comparison Guide

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.


FlameExclamation mark

Signal Word


Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2 - Self-heat. 1

Supplementary Hazards

Storage Class Code

4.2 - Pyrophoric and self-heating hazardous materials



Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

More documents

Quotes and Ordering

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
Shaila Afroj et al.
ACS nano, 13(4), 3847-3857 (2019-03-01)
Multifunctional wearable e-textiles have been a focus of much attention due to their great potential for healthcare, sportswear, fitness, space, and military applications. Among them, electroconductive textile yarn shows great promise for use as next-generation flexible sensors without compromising the
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
B S Shim et al.
Scandinavian journal of clinical and laboratory investigation, 46(1), 45-51 (1986-02-01)
The concentration of haptoglobin-haemoglobin complex in haemolysed serum was measured by reducing the sample with sodium hydrosulphite. The absorption spectra of serum before and after sodium hydrosulphite treatment were compared, and the absorbance change was used to determine the amount

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service