Products

 

Sulfur dioxide

 

Cas No. 7446-09-5
Molecular weight]   64.07
[Standard]         GB/T3637-93
[Property]           
 It is irritating and smothering colorless, relative density 2.264(0℃).m.p. -72.7℃, b.p. -10℃.vapor tension 338.32kPa, at 338.32kPa, its water solubility is 8.5%(25℃).
[Quality index]

ITEM	Best quality	First quality	Qualified
Purity %≥	99.97	99.90	99.60
Residue%≤	0.010	0.040	0.20
moisture %≤	0.02	0.06	0.20

[Packing]
1000Kg steel cylinder

[Use]
In the manufacture of inorganic sulphides or in organic synthesis; as pesticdie,bactericide, bleaching agent etc.

Features
Easily soluble  in methanol and ethanol; soluble in sulfuric acid, acetic acid and ether etc. Wet product is corrosive to metals; no mixture with the following substances: Lithium nitrate, potassium chlorate, metals etc.