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11229

Ammonium sulfite solution

technical, 34%

Synonym(s):

Diammonium sulfite, Diammonium sulfonate

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About This Item

Linear Formula:
(NH4)2SO3
CAS Number:
10196-04-0
Molecular Weight:
116.14
NACRES:
NA.22
PubChem Substance ID:
57646900
UNSPSC Code:
12352302
MDL number:
MFCD00066094
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grade

technical

Quality Segment

concentration

34%, ~34% in H2O

SMILES string

N.N.OS(O)=O

InChI

1S/2H3N.H2O3S/c;;1-4(2)3/h2*1H3;(H2,1,2,3)

InChI key

PQUCIEFHOVEZAU-UHFFFAOYSA-N

General description

Ammonium sulfite is an ammonium salt of sulfurous acid and a byproduct of the flue gas desulfuration process by ammonia. Ammonium sulfite can be oxidized into ammonium sulfate, which can be used as a fertilizer.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Codes

H315,H319

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2

Storage Class

12 - Non Combustible Liquids

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

PPE (personal protective equipment)

Eyeshields, Gloves, type ABEK (EN14387) respirator filter

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