Min. Order Reference FOB Price
10 Pieces US$500.00-1,500.00 / Piece
Product Description
Sulfur dioxide (also sulphur dioxide) is the chemical compound with the formula SO2. It is a poisonous gas with a pungent, irritating smell, that is released by volcanoes and in various industrial processes. Since coal and petroleum often contain sulfur compounds, their combustion generates sulfur ...