Calcium carbide; 1.Gas yield:295L/kg min 2.In 50/100/120/200kg drum 3.Size:1-3,2 ... -4,4-7,7-15,15-25,25-50,50-80,70-100,80-120 Name: NGO-L0715 Industrial ... 295L/KG Calcium Carbide Description: Place of OriginTianJin, ChinaSize7-15MMCAS NO ... in China;4,it is also used as material for fertilizer, plastics, medicines……Cautions during transportion:The packing must be ...