... /120/200kg drum 3.Size:1-3,2-4,4-7,7-15,15-25,25-50,50-80,70-100,80 ... Calcium Carbide Description: Place of OriginTianJin, ChinaSize7-15MMCAS NO.75-20-7AppearanceTaupe solidsUN. NO.1402Transport Hazard ClassClass 4.3Packing Group50kg or 100kg ...