Tube Holder Kit, Quad Variable, 6 x 70mm

Tubing, 1/8" ID x 1/16" W, Clear PVC, (3 ft)

Sorbent Tube, Porapak-R 6X70, 70/35, 50/BX

Sorbent Tube, Chromosorb-102, 8X110, 100/50, 50/BX