标准摘要
[中文适用范围]： 本文件提供了对含高效过滤单元（CHEFUs）的基本性能要求及相应的测试方法。本文件适用于用于生物安全设施及类似受控环境中去除有害生物气溶胶的设备。本文件不适用于用于去除放射性气溶胶的过滤单元。 [外文原描述]： This document provides basic performance requirements and corresponding test methods for containment high efficiency filtration units (CHEFUs). This document is applicable to the devices used to remove harmful bio-aerosol in biosafety facilities and similar controlled environment. This document is not applicable to a filtration unit for removing radioactive aerosol.
英文名称Containment high efficiency filtration unit (CHEFU) in ventilation system of biosafety facilities