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Juan Messina S.A. - Industrias Químicas - Sarmiento 451 - Villa Nueva - Guaymallén CP (M5521GKG)
Mendoza - Argentina - Teléfono - Fax: (0054) (0261) 4450909 ....-....E-mail: info@juanmessina.com.ar
SULFUR DIOXIDE
Data Sheet

Product name: Sulfurous Anhydride.
Chemical name: Sulfur Dioxide.
Chemical formula: SO2.
Appearance: Transparent or slightly yellow liquefied gas.
Measuring equipments: 50 gr (1gr scale), 3, 5, 25 and 50 kg.
Packaging: 25, 50 and 100 kg returnable iron tubes, in bulk,
...or in 0.40 to 20 Tn iron tanks (in commodatum).

SPECIFICATIONS
Purity:
99,98% min
99,9% Type
Water content:
100 ppm max.
50 ppm Type
Acid content:
10 ppm max.
3 ppm Type
No-volatile content:
50 ppm max.
25 ppm Type Analysis





LIQUID SULFUR DIOXIDE

SPECIFICATIONS
Parameter
Unit
Minimum
Maximum
Purity
% (p/p)
99.0
-
Heavy metals (expressed like lead)
ppm
-
10.0
Iron
ppm
-
50.0
Copper
ppm
-
10.0
Arsenic
ppm
-
3.0
Mercury
ppm
-
1.0
Selenium
ppm
-
10.0
Color Colorless


Product applications:



Chemically: Sulfurous Acid, sulfites and bisulfites, intermediate dyes, sulfonation, additive organic compounds of SO2.

Refineries: It is used as a selective solvent.

Paints and varnishes: It is used for the polymerization of dry or crude oils.

Food industry: It is used for the preservation of pulps and vegetable or fruit juices and also in wines, sulfited musts and the malt industry.

Cork industry: It is used as a germicide.

Fishing industry: It is used as a preservative and germicide.

Glass industry: glasses, lamp lightbulbs, bottles and medicine bottles; it reduces breakages and eliminates sodium.

Rubbers and gelatins: It is used in solubilizing processes and also as an acidulating and preservative agent.

Tanning industry: It is used as a bichromate and lime reducing agent, and also as a bleacher in vegetable tannings.

Metallurgical insdustry: It is used in precious metal refining, flotation metal treatment, metallic oxide chlorination and magnesium smelting.

Pulps and papers: It is used in the stabilization of pulps’ chemical dying and in other applications.

Sugar mills: It is used in sugar cane juice treatment and as a bleacher.

Other uses: in liquor fading treatments, chlorine removal, water treatments, bed and filter cleaning, cosmetics, photographic and plastic composites, pH Mathienson control process, as a neutralizer, hexavalent chrome reducer, as a bleaching agent for paper, textiles, oils, etc. and many other applications.