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Merck

13438

Sodium bisulfite solution

purum, ~40%

Synonym(s):

Sodium hydrogen sulfite

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About This Item

Linear Formula:
NaHSO3
CAS Number:
Molecular Weight:
104.06
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352302
MDL number:
Form:
liquid
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grade

purum

Quality Level

form

liquid

concentration

~40%

SMILES string

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

InChI

1S/Na.H2O3S/c;1-4(2)3/h;(H2,1,2,3)/q+1;/p-1

InChI key

DWAQJAXMDSEUJJ-UHFFFAOYSA-M

General description

Quantitative reaction of sodium bisulphite with uracil and cytosine at pH 6 has been investigated.
Sodium bisulfite solution can be used in isolating carbonyl compounds like aldehydes, via derivatization, followed by solvent extraction.

Application

Sodium bisulfite solution may be used for the production of SO3- radicals, by reaction with OH in irradiated aqueous solutions containing N2O. Chemistry of these radicals has been investigated by pulse radiolysis with kinetic spectrophotometry.

Other Notes

The article number 13438-4X2.5L-R will be discontinued. Please order the single bottle 13438-2.5L-R which is physically identical with the same exact specifications.
The article number 13438-6X1L-R will be discontinued. Please order the single bottle 13438-1L-R which is physically identical with the same exact specifications.


Storage Class

12 - Non Combustible Liquids

flash_point_f

Not applicable

flash_point_c

Not applicable

pictograms

Corrosion

signalword

Warning

hcodes

Hazard Classifications

Met. Corr. 1

supp_hazards



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Chemical behavior of sulfur trioxide (SO3-) and sulfur pentoxide (SO5-) radicals in aqueous solutions.
Huie RE and Neta P.
The Journal of Physical Chemistry, 88(23), 5665-5669 (1984)
Hironori Aoki et al.
Digestive diseases and sciences, 63(7), 1920-1928 (2018-03-17)
Colorectal serrated lesions (SLs) are important premalignant lesions whose clinical and biological features are not fully understood. We aimed to establish accurate colonoscopic diagnosis and treatment of SLs through evaluation of associations among the morphological, pathological, and molecular characteristics of
She-Ji Shi et al.
Polymers, 11(5) (2019-05-17)
Nanocomposite membranes are strongly desired to break a trade-off between permeability and selectivity. This work reports new thin film nanocomposite (TFN) forward osmosis (FO) membranes by embedding aluminosilicate nanotubes (ANTs) into a polyamide (PA) rejection layer. The surface morphology and