Sulphur Dioxide 1-60 ppm Gas Detector Tube, pk/10 Back Catalog number: 103SD Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800260 Single Tube Holder Kit, 7-10 x 150mm Price on request 800251 Tube Holder Kit, Dual Variable Manifold (Includes 6x70mm, 7-10x110mm, 7-10x150mm, 7-10x175mm) Price on request 200524 Tube Holder Tubing, 3/16" ID x 1/16" W (10 ft) Price on request