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 200131 Impinger Holder, Double, Aluminum, GilAir/HFS Price on request 800062-10 Tube Holder Housing End, 1/2" for 6mm OD (Packg of Price on request 800071-10 Tube Holder Housing End, 5/8", for 1/4" OD, Open E Price on request