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Sulfuric Acid

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What is Sulfuric Acid?

Sulfuric acid (H₂SO₄) is a highly corrosive, oily, diprotic strong acid that is one of the most important industrial chemicals, produced globally in greater quantities than any other chemical. It is manufactured by the contact process (catalytic oxidation of SO₂ to SO₃, followed by absorption in water) and is used in the production of fertilizers, detergents, batteries, dyes, explosives, and as a dehydrating and sulfonating agent. Concentrated sulfuric acid is also a powerful oxidizing agent and causes severe chemical burns upon contact with skin.

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Sulfuric acid (H₂SO₄) is a highly corrosive, oily, diprotic strong acid that is one of the most important industrial chemicals, produced globally in greater quantities than any other chemical. It is manufactured by the contact process (catalytic oxidation of SO₂ to SO₃, followed by absorption in water) and is used in the production of fertilizers, detergents, batteries, dyes, explosives, and as a dehydrating and sulfonating agent. Concentrated sulfuric acid is also a powerful oxidizing agent and causes severe chemical burns upon contact with skin.

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Editorial standards: Chemical data is sourced from peer-reviewed literature, CAS Registry, NIST WebBook, and PubChem. Safety information reflects guidance from OSHA, ECHA, and IAEA. For educational purposes only — always consult official SDS documentation and qualified professionals before handling chemicals.