Calcium carbide; 1.Gas yield:220L/kg min 2.In 50/ ... -25,25-50,50-80,70-100,80-120, Name: Calcium CarbideDescription: Place of OriginTianJin, ChinaSize0.5-1MMCAS NO.75-20 ... ) ≤0.08H2S %( V/V) ≤0.10National StandardGB10665-2004 Application:1,Calcium Carbide reacting with water to generate acetylene gas, which is ... allowed to avoid the spark leads to explosion. NGO-L0051 Industrial CaC2 Calcium Carbide