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 200113-10 Tube Holder Housing, 7-10 x 110mm, 5/8", L240 (Pac Price on request 200486 Tube Holder Tubing, 1/4" ID x 1/16" W (10 ft) Price on request 200524 Tube Holder Tubing, 3/16" ID x 1/16" W (10 ft) Price on request