GC Column, Optima-5, 0.53mm, 2um, 25m
GC Column, Optima-5, 0.53mm, 5um, 50m
GC Column, Optima FFAP, 0.25mm, 0.25um, 50m
GC Column, Optima FFAP, 0.25mm, 0.25um, 60m
GC Column, Optima-225, 0.25mm, 0.25um, 15m
GC Column, Optima-225, 0.25mm, 0.25um, 25m