ISO 29463-2:2011规定了根据ISO 29463-3，ISO 29463-4和ISO 29463-5测试高效过滤器和过滤介质的气溶胶生产和测量设备，以及颗粒计数的统计基础数量少的事件。它旨在与ISO 29463-1，ISO 29463-3，ISO 29463-4和ISO 29463-5结合使用

ISO 29463-2:2011 specifies the aerosol production and measuring equipment used for testing high-efficiency filters and filter media in accordance with ISO 29463-3, ISO 29463-4 and ISO 29463-5, as well as the statistical basis for particle counting with a small number of counted events. It is intended to be used in conjunction with ISO 29463-1, ISO 29463-3, ISO 29463-4 and ISO 29463-5.