Quantitative surface test for the evaluation of residual antimicrobial ( bactericidal and/or yeasticidal) efficacy of liquid chemical disinfectan ts on hard non-porous surfaces. Test method Ingestion-build-59651 testing and marking of electrical

testing and marking of electrical apparatus with type of protection increased safety "e" intended for use in explosive gas atmospheres

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Quantitative surface test for the evaluation of residual antimicrobial ( bactericidal and/or yeasticidal) efficacy of liquid chemical disinfectan ts on hard non-porous surfaces. Test method Ingestion-build-59651 testing and marking of electricalWhat is PAS 2424 Disinfectant test methods about? Many biocide products, such as liquid disinfectants, claim to have so called residual efficacy: that is they claim to be long lasting, or to offer 24 hour protection, etc. The usual test is to apply the product to a hard surface and leave it there for a defined period of time. However because the surface is undisturbed following application, such a test may not reflect reality. PAS 2424 by contrast