This document specifies requirements for respiratory protective devices (RPDs) to ensure their effectiveness in protecting users from various airborne hazards. It covers aspects such as design, materials, performance criteria, testing methods, and user instructions to provide a comprehensive framework for manufacturers and test laboratories. The amendment addresses specific areas identified through recent research and practical experience, aiming to enhance the safety and reliability of RPDs for occupational use.
*** Please note: This description may not be accurate, please refer to the official documentation.