GC Column, Optima-5, 0.53mm, 5um, 50m Catalog No: 726916.50
GC Column, Optima FFAP, 0.25mm, 0.25um, 50m Catalog No: 726116.50
GC Column, Optima-225, 0.25mm, 0.25um, 15m Catalog No: 726118.15
GC Column, Optima-225, 0.25mm, 0.25um, 25m Catalog No: 726118.25
GC Column, Optima-225, 0.25mm, 0.25um, 30m Catalog No: 726118.30