Single Tube Holder Kit, 7-10 x 150mm Back Catalog number: 800260 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 F-PRO-1218 Universal Tube Holder System - Instruction Manual Price on request 800063 Tube Holder Housing End, 1/2" for 5mm OD Price on request