Question

How is sulphuric acid used in petroleum refining to remove sulphur and other compound?

Answer 1

Sweetening, a major refinery treatment of gasoline, treats sulfur compounds (hydrogen sulfide, thiophene and mercaptan) to improve color, odor, and oxidation stability. Sweetening also reduces concentrations of carbon dioxide. ... Sulfuric acid is the most commonly used acid treating process.

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Answer 2

Answer:

Sweetening, a major refinery treatment of gasoline, treats sulfur compounds (hydrogen sulfide, thiophene and mercaptan) to improve color, odor, and oxidation stability. Sweetening also reduces concentrations of carbon dioxide.