S8890
Sodium bisulfite
ACS reagent
Synonym(s):
Sodium hydrogensulfite
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About This Item
Empirical Formula (Hill Notation):
NaHSO3
CAS Number:
Molecular Weight:
104.06
UNSPSC Code:
12352300
EC Number:
231-548-0
grade
ACS reagent
composition
SO2, ≥58.5%
impurities
≤0.005% Insoluble matter
anion traces
chloride (Cl-): ≤0.02%
cation traces
As: ≤1 ppm, Fe: ≤0.002%, heavy metals (as Pb): ≤0.001%
SMILES string
[Na+].OS([O-])=O
InChI
1S/Na.H2O3S/c;1-4(2)3/h;(H2,1,2,3)/q+1;/p-2
InChI key
DWAQJAXMDSEUJJ-UHFFFAOYSA-L
Other Notes
Note: This product is usually a mixture of sodium bisulfite and sodium metabisulfite.
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hcodes
signalword
Warning
Hazard Classifications
Acute Tox. 4 Oral - Eye Irrit. 2
supp_hazards
Storage Class
13 - Non Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
Regulatory Information
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