Sorbent Tube, Silica Gel, 6X70, 100/50, 50/BX Back Catalog number: 811-9966-50 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800260 Single Tube Holder Kit, 7-10 x 150mm Price on request 800259 Single Tube Holder Kit, 7-10 x 110mm Price on request 800072 Tube Holder Single Variable Flow, only Price on request