Sorbent Tube, Silica Gel, 6X70, 150/75, 50/BX

Tube Holder Collar Clip, for 1/2" OD, 3/8" ID Tubi

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

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