Sorbent Tube, XAD-2, 8X110, 150/75, 50/BX Back Catalog number: 811-9974-50 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 143SA Xylene (5-1000 ppm) Gas detector tubes, pk/10 Price on request 200484 Tubing, 1/4" ID x 1/16" W (3 ft), Clear Vinyl, GilAir-3/GilAir-5/HFS Price on request 124SA Sensidyne Gas Detector Tubes, Toluene (10-500 ppm), pk/10 Price on request