Sorbent Tube, XAD-2, 8X110, 450/225, 20/BX Back Catalog number: 811-9978-20 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 200504 Tubing, 1/8" ID x 1/16" W, Clear PVC, (10 ft) Price on request 800254 Single Variable Flow Kit, 5 x 150mm [Kitagawa TWA Price on request 800170 Tube Holder Hose Barb Fitting Price on request