Sorbent Tube, Silica Gel, 8X110, 300/150, 50/BX Back Catalog number: 811-9967-50 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800072 Tube Holder Single Variable Flow, only Price on request 200113 Tube Holder Housing, 7-10 x 110mm, 5/8", L240 Price on request 800071-10 Tube Holder Housing End, 5/8", for 1/4" OD, Open E Price on request