Standard No.:	GB/T 46937-2025
English Name:	Test method for the viral filtration efficiency (VFE) of medical masks and materials—Test method using bacteriophage Phi-X 174 aerosol
Chinese Name:	医用口罩及材料病毒过滤效率测试方法 Phi-X174噬菌体气溶胶法
Chinese Classification:	C48    Medical sanitary products
Professional Classification:	GB    National Standard
Source Content Issued by:	SAMR;SAC
Issued on:	2025-12-31
Implemented on:	2027-1-1
Status:	to be valid
Target Language:	English
File Format:	PDF
Word Count:	9000 words
Translation Price(USD):	270.0
Delivery:	via email in 1~3 business day

本文件描述了利用噬菌体Phi-X174作为模式微生物，对医用口罩及材料进行病毒气溶胶过滤效率测试的方法。
本文件适用于有病毒过滤效率评价需求的医用口罩及材料。其他产品或材料的病毒过滤效率测试参考本文件。