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 800142-10 Tube Holder Collar Clip, for 3/8" OD, 1/4" ID Tubi Price on request 800139 Tube Holder Adapter for 1/2" Ends Price on request 811-9988-10 Sorbent Tube, Chromosorb-106, 10X150, 600/300, 10/ Price on request