Sorbent Tube, XAD-2, 6X110, 150/75, 20/BX Back Catalog number: 811-9976-20 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800072 Tube Holder Single Variable Flow, only Price on request 800066 Tube Holder Collar Clip, for 1/4" OD, 1/8" ID Tubi Price on request 200112 Tube Holder Housing, 7-10 x 150mm, 5/8", L255 Price on request