GC packed column, nickel, 9 ft (2.74 m), 1/8 in OD, 2 mm ID, Porapak Q packing, mesh size 80/100, pre-conditioned

GC packed column, nickel, 9 ft (2.74 m), 1/8 in OD, 2 mm ID, Porapak Q packing, mesh size 80/100, pre-conditioned