www bzfxw com BRITISH STANDARD BS EN 13528 1 2002 Ambient air quality — Diffusive samplers for the determination of concentrations of gases and vapours — Requirements and test methods — Part 1 General[.]
BRITISH STANDARD Ambient air quality — Diffusive samplers for the determination of concentrations of gases and vapours — Requirements and test methods — Part 1: General requirements The European Standard EN 13528-1:2002 has the status of a British Standard ICS 13.040.20 12&23