Sorbent Tube, XAD-2, 8X110, 100/50, 50/BX Back Catalog number: 811-9973-50 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 200113-10 Tube Holder Housing, 7-10 x 110mm, 5/8", L240 (Pac Price on request 800138 Tube Holder Adapter for 5/8" Ends Price on request 800238 Tube Holder O-Ring Kit Price on request