GC packed column, UltiMetal, 2.6 ft (0.79 m), 1/8 inch od, 2 mm id, 10 % OV-101 on Chromosorb WHP, 60/80, for large valve oven, preconditioned

GC packed column, UltiMetal, 2.6 ft (0.79 m), 1/8 inch od, 2 mm id, 10 % OV-101 on Chromosorb WHP, 60/80, for large valve oven, preconditioned