Tube Holder Housing, 6x70mm, 1/2" OD, S225 (Packg Back Catalog number: 200102-10 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9980-50 Sorbent Tube, XAD-7, 6X70, 60/30, 50/BX Price on request 800064 Tube Holder Housing End, 5/8", for 7-10mm Price on request 800261 Single Tube Holder Kit, 7-10 x 175mm Price on request