Tube Holder Tubing, 1/4" ID x 1/16" W (10 ft) Back Catalog number: 200486 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9989-20 Sorbent Tube, Beaded Carbon, 6X70, 140/70, 20/BX Price on request 811-9981-50 Sorbent Tube, Porapak-N, 6X70, 88/44, 50/BX Price on request 811-9977-20 Sorbent Tube, XAD-2, 6X110, 120/60, 20/BX Price on request