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 7015377P Tube Tip Breaker, Package of 5 Price on request 800072 Tube Holder Single Variable Flow, only Price on request 800238 Tube Holder O-Ring Kit Price on request