Nanotechnologies. Air filter media containing polymeric nanofibres. Specification of characteristics and measurement methods Ingestion-build-47553 and the skill of the

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BS EN 933‑2 is the second part of the BS EN 933 series of documents that specifies the nominal size of apertures for test sieves used for the determination of the particle size of aggregates

This standard contains no requirements for the following properties

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Nanotechnologies. Air filter media containing polymeric nanofibres. Specification of characteristics and measurement methods Ingestion-build-47553 and the skill of the1 Scope This document specifies the characteristics to be measured of air filter media containing polymeric nanofibres on the surfaces of a substrate. It also describes measurement methods for determining the individual characteristics. This document does not cover characteristics specific for health and safety issues. NOTE The properties performances assessment of air filter media related to applications requires the use of relevant published