The Portable Dust Sampler is used for monitoring particulate and gaseous pollutants to analyze inorganic gases like SO2, NOX. NH3, CS2, hydrocarbons and solvent vapor. These gases are analyzed in compliance with Factory Act 1948 (amended in 1987-88). The sampler helps in regulation of workplace environment and to limit the exposure from harmful chemicals and pollutants. The small and light in weight sampler is available with a compact aluminum case. It is fitted with a diaphragm pump, pinch valve and rota meter for efficient flow adjustment. It is a micro controller based instrument with timer based functionality and comes with digital display timer and sampling devices.