Tube Holder Housing End, 1/2" for 6mm OD Back Catalog number: 800062 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9979-50 Sorbent Tube, XAD-7, 6X110, 100/50, 50/BX Price on request 800165 Sorbent tube adapter nipple for Dual manifold High Price on request 800230 Triple Variable Tube Holder Kit, 6 x 70mm Price on request