Sorbent Tube, Porapak-R 6X70, 70/35, 50/BX Back Catalog number: 811-9984-50 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9985-50 Sorbent Tube, Florisil, 6X70, 100/50, 50/BX Price on request 111U-CUMENE Cumene Gas Detector Tube for 20-140 ppm, pk/10 Price on request 7013601 TUBE TIP CUTTER Price on request