... ,4-15mm, 1-4mm etc. Gas yield 285 l/kg, 295 l/kg, 305 l/kg, All of our products are packed with ... reference ITEMINDEXSpecial GradeA gradeAccept GradeGas yield 20°C 101.3kPa L/kg≥Size mm80-20030028025550-8030028025525-503002802504-25300280250PH3 %(v/v)≤0 ... Mainly used as materials to produce Acetylene Gas, Chloroprene Rubber, Calcium Cyanamide, Acetate Acid, Trichloroethylene and be as remover of Sulfur ...