Sorbent Tube, TenaX, 8X110, 100/50, 50/BX Back Catalog number: 811-9972-50 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9975-50 Sorbent Tube, XAD-2, 8X110, 400/200, 50/BX Price on request 800064-10 Tube Holder Housing End, 5/8", for 7-10mm (Packg o Price on request 811-9963-50 Sorbent Tube, Microlite, 6X70, 200mg, 50/BX Price on request