Synonym(s): Mesic acid, Methylsulfonic acid Formula: CH4O3S Formula weight: 96.10 Purity: 98+% CAS Number: 75-75-2 UN Number: UN2586 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2904.10 Hazard Statements: H314 Causes severe skin burns and eye damage. …