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 811-9975-50 Sorbent Tube, XAD-2, 8X110, 400/200, 50/BX Price on request 811-9976-20 Sorbent Tube, XAD-2, 6X110, 150/75, 20/BX Price on request 800062 Tube Holder Housing End, 1/2" for 6mm OD Price on request