... ,50-80mm,80-120mm 3.Gas yield:285L/KG-305L/KG 4.Packing:25,50kg&100kg 1.Size:2 ... ,50-80mm,80-120mm 2.Gas yield:295L/KG-305L/KG 3.Packing:50kg&100kg&200kgProducts name:Calcium Carbide ... ,25-50mm,50-80mm,80-120mmGas yield:285L/KG-305L/KGPacking:50kg&100kg&200kg with iron drumGas ... GradeA gradeAccept GradeGas yield 20°C 101.3kPa L/kg≥Size mm80-20030028025550-8030028025525-503002802504-25300280250PH3 %(v/v)≤0 ...