Tube Holder Housing, 6x70mm, 1/2" OD, S225 Back Catalog number: 200102 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 200114 Tube Holder Housing, 7-10 x 175mm, 5/8", L265 Price on request 800135 Tube Holder Collar Clip, for 1/2" OD, 3/8" ID Tubi Price on request 811-9975-50 Sorbent Tube, XAD-2, 8X110, 400/200, 50/BX Price on request