Tube Holder Housing, 6x70mm, 1/2" OD, S225 Back Catalog number: 200102 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800135 Tube Holder Collar Clip, for 1/2" OD, 3/8" ID Tubi Price on request 811-9974-50 Sorbent Tube, XAD-2, 8X110, 150/75, 50/BX Price on request 800170 Tube Holder Hose Barb Fitting Price on request