Synonym(s): Calcium acetylide Formula: C2Ca Formula weight: 64.09 CAS Number: 75-20-7 UN Number: UN1402 Hazard Class: 4.3 Packing Group: II Harmonized Tariff Code:  2849.10 Hazard Statements: H261-H314 In contact with water releases flammable gas. Causes severe skin burns…