Impinger Holder, Double, Aluminum, GilAir/HFS Back Catalog number: 200131 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800064 Tube Holder Housing End, 5/8", for 7-10mm Price on request 400253 Tube Holder, Clear Storage Box Price on request 143SA Xylene (5-1000 ppm) Gas detector tubes, pk/10 Price on request