Synonym(s): 2,1-Benzoxathiol-3-one-1,1-dioxide Formula: C7H4O4S Formula weight: 184.17 Purity: 94% CAS Number: 81-08-3 Harmonized Tariff Code:  2916.39 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. …