GC packed column, UltiMetal, Molsieve 5A, 60/80, preconditioned, 41.28 mm coil, 7 ft (2.13 m) x 1/8 in, 2.1 mm, for Large Valve Oven

GC packed column, UltiMetal, Molsieve 5A, 60/80, preconditioned, 41.28 mm coil, 7 ft (2.13 m) x 1/8 in, 2.1 mm, for Large Valve Oven