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 811-9971-50 Sorbent Tube, Silica (H2SO2), 6X70, 150/75, 50/BX Price on request 800260 Single Tube Holder Kit, 7-10 x 150mm Price on request 801935 Charcoal Tube, Coconut Shell, Standard, 50/100mg, Price on request