Sorbent Tube, XAD-2, 6X110, 150/75, 20/BX Back Catalog number: 811-9976-20 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9964-50 Sorbent Tube, Microlite, 8X110, 500mg, 50/BX Price on request 200505 Tubing, 1/8" ID x 1/16" W, Clear PVC, (3 ft) Price on request 811-9903-50 Charcoal Tube, Coconut Shell, Jumbo, 200/800mg, 10 Price on request