Publikuar
This document explains the use of the two acceptable methods of reporting particle size, µm(c) and µm(b), that are defined in ISO 11171:2016. It also explains the reasons for the existence of two alternative size reporting methods and its implications with respect to particle count and filter Beta Ratio data.
PUBLISHED
ISO/TR 22681:2019
60.60
Standard published
6 sht 2019
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