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 200104 Tube Holder Housing, 5 x 150mm, 1/2", S255 Price on request 200187 Tube Holder Adapter, 3/16" to 1/4" Ends Price on request 118SC Sensidyne Gas Detector Tubes, Benzene (1-100 ppm), pk/10 Price on request