PREN 14683 : DRAFT 2017

European foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Classification
5 Requirements
6 Marking, labelling and packaging
Annex A (informative) - Information for users
Annex B (normative) - Method for in vitro
        determination of bacterial filtration
        efficiency (BFE)
Annex C (normative) - Method for determination
        of breathability (differential pressure)
Annex D (informative) - Microbial cleanliness
Annex ZA (informative) - Relationship between
         this European Standard and the essential
         requirements of Directive 93/42/EEC
         [OJ L 169] aimed to be covered
Bibliography

Defines construction, design, performance requirements and test methods for medical face masks intended to limit the transmission of infective agents from staff to patients during surgical procedures and other medical settings with similar requirements.