Tube Holder Housing, 7-10 x 150mm, 5/8", L255 Back Catalog number: 200112 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9974-50 Sorbent Tube, XAD-2, 8X110, 150/75, 50/BX Price on request 200112-10 Tube Holder Housing, 7-10 x 150mm, 5/8", L255 (pkg of 10) Price on request 171SC Formaldehyde 0.05-4.0 ppm Gas Detector Tube, pk/10 Price on request