1.Calcium carbide 2.Size:2-4mm,4-7mm,7-15,15 ... 305L/KG 4.Packing:25,50kg&100kg 1.Size:2-4mm,4-7mm,7-15,15-25,25 ... Packing:50kg&100kg&200kgProducts name:Calcium Carbide(CaC2)Size:2-4mm,4-7mm,7-15,15-25,25 ... GradeGas yield 20°C 101.3kPa L/kg≥Size mm80-20030028025550-8030028025525-503002802504-25300280250PH3 %(v/v)≤ ... )≤0.100.100.10Size Requestion Size,mmWithin the limit of the size,%2.5mm Siftage,%Ash,%80-200≥ ...