Tube Holder Hose Barb Fitting Back Catalog number: 800170 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 811-9985-50 Sorbent Tube, Florisil, 6X70, 100/50, 50/BX Price on request 800230 Triple Variable Tube Holder Kit, 6 x 70mm Price on request