Sorbent Tube, XAD-7, 6X70, 60/30, 50/BX Back Catalog number: 811-9980-50 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800063-10 Tube Holder Housing End, 1/2" for 5mm OD (Packg of Price on request 800260 Single Tube Holder Kit, 7-10 x 150mm Price on request 800262 Single Tube Holder Kit, 7 x 130mm [Draeger Long T Price on request