Since 1949 till today, Juan Messina S.A. is a company that has gradually grown to the extent of becoming into a group of the leading companies in the market of industrial chemical products, both in Argentina as well as abroad.The production of sulfur anhydride was the basis of its starting point.

Nowadays, the company has the state-of-the-art plant in Latín America of this kind of products. This fact places it in a vanguard position, supplying up to 85% of the domestic market, with a growing and sustained penetration into Mercosur countries.

We are the first and largest South American plant producing the main supply products
for the INCO S02/Aire process: Sulfur Dioxide and Sodium Metabisulfite.

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Sulfur Dioxide

• Chemical name: Sulfur Dioxide.
• Chemical formula: SO2

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Sulfur

• Chemical name: Sulfur. Flammable rock, rhombic sulfur or alpha sulfur.
• Chemical formula: S

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Moisturable Micronized and
 Ventilated Sulphur Powder

•  Chemical name: Moisturable Micronized 
•  Chemical name: Ventilated Sulphur Powder

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Ammonium Bisulfite


• Chemical name: Ammonium acid sulfite.
• Chemical formula: (NH4) HSO3

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Sodium Bisulfite

• Chemical name: Sodium Acid Sulfite.
• Chemical formula: NaHSO3

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Potassium Metabisulfite

• Chemical name: Potassium Bisulfite powder. Potassium Pyrosulfate.
• Chemical Formula: K2S2O5

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 Sodium Metabisulfite

• Chemical name: Sodium bisulfite powder, Dry Bisulfite, Sodium Pyrosulfite.
• Chemical formula: Na2S2O5

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Ammonium Thiosulfate


• Chemical name: Ammonium Thiosulfate.
• Chemical formula: (NH4)2S2O3

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