Sorbent Tube, Silica (Spec Clean), 7X110, 50/BX Back Catalog number: 811-9970-50 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800142-10 Tube Holder Collar Clip, for 3/8" OD, 1/4" ID Tubi Price on request 811-9972-50 Sorbent Tube, TenaX, 8X110, 100/50, 50/BX Price on request 200112 Tube Holder Housing, 7-10 x 150mm, 5/8", L255 Price on request