Tube Holder Housing, 7-10 x 110mm, 5/8", L240

Sorbent Tube, Florisil, 6X70, 100/50, 50/BX

Sorbent Tube, Silica Gel, 8X110, 520/360, 50/BX

Tube Holder Collar Clip, for 7/16" OD, 5/16" ID Tu