Triple Variable Tube Holder Kit, 6 x 70mm Back Catalog number: 800230 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 111U Isopropyl & Ethyl Acetate (10-1000 ppm) Gas detector tubes, pk/10 Price on request 811-9969-20 Sorbent Tube, Silica, DNPH, 6X110, 300/150, 20/BX Price on request 7015377P Tube Tip Breaker, Package of 5 Price on request