Xylene (5-1000 ppm) Gas detector tubes, pk/10 Back Catalog number: 143SA Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800072 Tube Holder Single Variable Flow, only Price on request 200157 U-Tube replacement for P/N 800143 Price on request 7015377P Tube Tip Breaker, Package of 5 Price on request