Sorbent Tube, Florisil, 6X70, 100/50, 50/BX Back Catalog number: 811-9985-50 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800062 Tube Holder Housing End, 1/2" for 6mm OD Price on request 800149 Single Tube Holder Kit, 6 x 70mm (Standard Charcoa Price on request 800232 Tube Holder Kit, Deluxe (Single, Dual, Triple & Qu Price on request