Hund offers a complete program: Portable photometric  dust measuring equipment, according to Johannesburger Convention as well as portable graphimetric samplers and portable graphimetric/optical combination instruments according to  EN 481-CEN, ISO, ACGIH, AIHA). Further we offer instruments for stationary use for measuring dust concentration in industrial plants, measuring dust in wood industry, according to prEN12779 and TRGS 553. Measuring equipment for filter systems and stationary dust measuring equipment for high temperatures and high pressures.