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 800251 Tube Holder Kit, Dual Variable Manifold (Includes 6x70mm, 7-10x110mm, 7-10x150mm, 7-10x175mm) Price on request 171SC Formaldehyde 0.05-4.0 ppm Gas Detector Tube, pk/10 Price on request 200112 Tube Holder Housing, 7-10 x 150mm, 5/8", L255 Price on request