Sorbent Tube, TenaX, 8X110, 100/50, 50/BX Back Catalog number: 811-9972-50 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9970-50 Sorbent Tube, Silica (Spec Clean), 7X110, 50/BX Price on request 200187 Tube Holder Adapter, 3/16" to 1/4" Ends Price on request 800262 Single Tube Holder Kit, 7 x 130mm [Draeger Long T Price on request