Sulphuric Acid 0.5-5.0mg/m3Gas DetectorTube,pk/10 Back Catalog number: 244U Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800260 Single Tube Holder Kit, 7-10 x 150mm Price on request 103SD Sulphur Dioxide 1-60 ppm Gas Detector Tube, pk/10 Price on request 800062 Tube Holder Housing End, 1/2" for 6mm OD Price on request