... 25/KG 50/KG 100/KG 200/KG Calcium Carbide / Acetylene gas / CaC2Gas Yeild:285L ... (L/kg)≥285≥290≥295≥300 Size(mm)7-1515-2025-5050-8080-120Product describe:Calcium ... organic synthesis industry, Acetylene obtained from calcium carbide is raw material to make ethylene, ... chloroprene rubber, calcium cyanamide, aceticacid, acetaldehydr, ethylacetate, cyanideacetate, dicyandiamide ...