European Norms (EN)

Methods for determining the efficacy of disinfectants in accordance with European standards, including DIN EN 1500 and DIN EN 12791. These standards provide practical methods for testing bactericidal activity.
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Orthomyxovirus of type A; is the most common pathogen of influenza epidemics.
Influenza A viruses damage the mucous membrane, thus facilitating bacteria to enter the body. The have a spike-like surface structure formed by the glycoproteins hemagglutinin (HA) and neuraminidase (NA). So far, there have been 16 hemagglutinin and 9 neuraminidase subtypes identified, which may occur in any combination. Influenza A viruses are able to remain infectious on inanimate surfaces for 24 hours. From there, they may be transferred and spread via the hands.