兑水 发表于 2009-12-6 15:58:06

ASTM F 2101-2001 用金黄色葡萄球菌的生物气溶胶评定医...

F2101-01 Standard Test Method for Evaluating the Bacterial Filtration Efficiency (BFE) of Medical Face Mask Materials, Using a Biological Aerosol of Staphylococcus aureus
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