N. 30 - TRIO.BAS mod. Trio air sampler: WHY?

There are several reasons to adopt an air sampler with 3 aspirating heads 1. Plate Count Agar plate on left, up, and right aspirating heads (1, 2, 3) to calculate an average result and to obtain a more reliable and realistic number of Colony Forming Unit (CFU) to produce a valid statistical evaluation of the results, according to GMP (Good Microbiological Practice)