Tube Holder Housing, 7 x 130mm, 5/8", L247 [Draege Back Catalog number: 200115 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9977-20 Sorbent Tube, XAD-2, 6X110, 120/60, 20/BX Price on request 800149 Single Tube Holder Kit, 6 x 70mm (Standard Charcoa Price on request 143SA Xylene (5-1000 ppm) Gas detector tubes, pk/10 Price on request