Sorbent Tube, XAD-2, 8X110, 150/75, 50/BX Back Catalog number: 811-9974-50 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 200187 Tube Holder Adapter, 3/16" to 1/4" Ends Price on request 800071 Tube Holder Housing End, 5/8", for 1/4" OD, Open E Price on request 7015377P Tube Tip Breaker, Package of 5 Price on request