Tube Holder Adapter for 1/2" Ends Back Catalog number: 800139 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 200112-10 Tube Holder Housing, 7-10 x 150mm, 5/8", L255 (Pac Price on request 800134 Tube Holder Collar Clip, for 7/16" OD, 5/16" ID Tu Price on request 811-9970-50 Sorbent Tube, Silica (Spec Clean), 7X110, 50/BX Price on request