Molecular Sieve 5A Packed Column - 3 Feet

1/8" and 1/4" O.D. Packed Columns For some applications such as gases, freons, water and others, packed columns are preferred. The column oven on the Buck Model 910 can accommodate up to a single 7" column cage (5" is preferred) or multiple columns wound on a smaller form. The column oven on the Model 310, 410, and the dual column ovens on the 910, can accommodate up to a single 4" column cage or multiple columns wound on a smaller coil.