CaC2, CAS NO :75-20-7, UN No.:1402, Size: 4-120MM, Gas Yield: 295L/Kg Min, Grey&Black Solid Calcium CarbideMolecular Formula: Cac2CAS No.: 75-20-7UN No.: 1402Hazard Class: 4.3Forbidden Match Things: Acids , Strong Oxidizing Agent, WaterSize: 4-120MM Or As Per Customer's RequirementGas Yield: 295L/Kg MinPH3(V/V) 0.06% MaxH2S(V/V) 0.1% MaxAppearance: Grey&Black SolidApplication: Producing Acetylene ...