Tube Holder Housing, 5 x 150mm, 1/2", S255 Back Catalog number: 200104 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 103SD Sulphur Dioxide 1-60 ppm Gas Detector Tube, pk/10 Price on request 811-9988-10 Sorbent Tube, Chromosorb-106, 10X150, 600/300, 10/BX Price on request 800497-1 Tube Breaker Kit, Blue, LFS-113 Price on request