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 811-9962-50 Sorbent Tube, Chromosorb-102, 8X110, 100/50, 50/BX Price on request 800230 Triple Variable Tube Holder Kit, 6 x 70mm Price on request 811-9972-50 Sorbent Tube, TenaX, 8X110, 100/50, 50/BX Price on request