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eLibrary > BS ISO 7581:2023 Evaluation of bactericidal activity of a non-porous antimicrobial surface used in a dry environment >

BS ISO 7581:2023 Evaluation of bactericidal activity of a non-porous antimicrobial surface used in a dry environment, 2024

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Foreword
Introduction
1 Scope
2 Normative reference
3 Terms and definitions
4 Apparatus, reagents and materials [Go to Page]
4.1 Test organisms
4.2 Culture media and reagents
4.3 Reference and test surfaces [Go to Page]
4.3.1 General
4.3.2 Reference surfaces
4.3.3 Test surfaces
4.4 Apparatus and materials
5 Preparation of the test organism suspensions [Go to Page]
5.1 Stock cultures of the test bacteria
5.2 Working culture of the test bacteria
5.3 Test suspensions
5.4 Quantifying of bacterial test suspensions
5.5 Calculation of the weighted mean bacteria concentration in the test suspensions
6 Evaluation method of the bactericidal activity of a non-porous surface and its efficacy [Go to Page]
6.1 Obligatory experimental conditions
6.2 Test procedure [Go to Page]
6.2.1 Sampling
6.2.2 Test (T0 and Txh)
6.2.3 Reference surfaces (C0 and Cxh)
6.2.4 Validation (Vn)
7 Results [Go to Page]
7.1 Determination of the number of viable bacteria
7.2 Verification of the methodology
7.3 Expression of results [Go to Page]
7.3.1 Reduction
7.3.2 Conclusion: Bactericidal activity of non-porous surfaces
8 Test report
Annex A (normative) Corresponding obligatory reference strains
Annex B (informative) Standard test report of the measurement of the bactericidal activity of non-porous surfaces
Annex C (informative) Examples of surface preparation protocols
Annex D (informative) Neutralizers
Annex E (informative) Technical guide to depositing the inoculum
Bibliography [Go to Page]

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