Potassium sulfite solution

 

Product name: potassium sulfite
English name: potassium sulfite
CAS No: 10117-38-1
Molecular formula: K₂SO₃
Molecular weight: 158.26
Structural formula:  

 

Technical index

Item	Index
appearance	colorless clear liquid
purity%	40—45
heavy metalheavy metal(Pb)%	≤0.002
ferrumferrumIron(Fe)%	≤0.002
thiosulfate(S2O32-)w/w %	≤0.006
sulfate(K2SO4)w/w %	≤0.7
density(20℃)	1.445--1.460
PH(25℃)	10.0—10.5

 

Uses: for preparation of bleaching agent, preservative, antioxygen
Packaging: 250kg plastic drum
Storage: should be preserved in dry and cool place sealed; seperate with toxic and dangerous things

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