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                     Proucts

                 

                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.

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