Detector Tube, Measurement Range 5 to 500 ppm, Gas Detected Vinyl Chloride, For Use With Mfr. No. NX-1000-100, Mfr. No. NX-1000-130, Mfr. No. NX-1000-150, Mfr. No. NX-1000-200, Mfr. No. NX-1000-230, Mfr. No. NX-1000-250, Tube Material Glass, Break-Off Tip Yes, Calibrated Yes, Product Type Gas Detection Tube, Sampling Method With Pump, Shelf Life 1.5 yr, Application Leakage Detection and Fire Hazard Detection in Synthetic Rubber and Plastics Industry, Process Control, Chemical Formula C2H3Cl