Tube Holder Housing End, 5/8", for 1/4" OD, Open E Back Catalog number: 800071 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9969-20 Sorbent Tube, Silica, DNPH, 6X110, 300/150, 20/BX Price on request 800258 Single Variable Flow Kit, 7 x 130mm [Dräger Long Price on request 200113 Tube Holder Housing, 7-10 x 110mm, 5/8", L240 Price on request