Sorbent Tube, XAD-2, 8X110, 400/200, 50/BX Back Catalog number: 811-9975-50 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 200505 Tubing, 1/8" ID x 1/16" W, Clear PVC, (3 ft) Price on request 800249 Tube Holder Kit, Quad Variable (Includes 6x70mm, 7 Price on request 800170-10 Tube Holder Hose Barb Fitting (Packg of 10) Price on request