Parallel Particle Impactor (PPI), disposable, preloaded 5um filter, preweighed to 5 decimals, respirable, plastic, 2 L/min

Parallel Particle Impactor (PPI), plastic, single-use disposable, four stages, for respirable sampling at 2L/min. The PPI provides the closest match to the entire ISO 7708/CEN respirable curve compared to any other sampler available. Preloaded with four porous plastic disc impaction substrates, one 37mm, 5.0um PVC collection filter preweighed to 5 decimals, and one cellulose support.