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 800261 Single Tube Holder Kit, 7-10 x 175mm Price on request 811-9970-50 Sorbent Tube, Silica (Spec Clean), 7X110, 50/BX Price on request 200486 Tube Holder Tubing, 1/4" ID x 1/16" W (10 ft) Price on request