Tube Holder Hose Barb Fitting Back Catalog number: 800170 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9969-100 Sorbent Tube, Silica, DNPH, 6X110, 300/150, 100/BX Price on request 800075 Tube Holder Quad Variable Flow, only Price on request 143SA Xylene (5-1000 ppm) Gas detector tubes, pk/10 Price on request