Tube Holder Housing, 6x70mm, 1/2" OD, S225 (Packg Back Catalog number: 200102-10 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800071-10 Tube Holder Housing End, 5/8", for 1/4" OD, Open E Price on request 811-9969-100 Sorbent Tube, Silica, DNPH, 6X110, 300/150, 100/BX Price on request 200112 Tube Holder Housing, 7-10 x 150mm, 5/8", L255 Price on request