Sorbent Tube, XAD-2, 8X110, 400/200, 50/BX

Tube Holder Housing End, 1/2" for 6mm OD (Packg of

Charcoal Tube, Coconut Shell, Standard, 50/100mg,

Tubing, 1/4" ID x 1/16" W (3 ft), Clear Vinyl, Gil