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 800254 Single Variable Flow Kit, 5 x 150mm [Kitagawa TWA Price on request 800229 Tube holder plug for manifold Price on request 200104 Tube Holder Housing, 5 x 150mm, 1/2", S255 [Kitaga Price on request