Sulfur Dioxide

Products Sulfur dioxide is commercially available as a liquefied gas in compressed gas cylinders. Structure and properties Sulfur dioxide (SO2, 64.1 g/mol) exists as a colorless gas with a characteristic pungent and irritating sulfur odor that is soluble in water. The boiling point is -10°C. Sulfur dioxide is not combustible and is heavier than air. … Read more