ASTM D5955根据UVPM和FPM评定环境香烟烟雾对可吸入悬浮粒子影响的试验方法
日期:2012-02-08 10:27
ighed, 1.0-m pore size polytetrafluoroethylene (PTFE) membrane filter in a filter cassette connected on the inlet end to a particle size separating device and, on the outlet end, to a sampling pump. These test methods are applicable to personal and area sampling.
1.4 These test methods are limited in sample duration only by the capacity of the membrane filter (about 2000 g). These test methods have been evaluated up to a 24-h sample duration with a minimum sample duration of at least 1 h.
1.5 Li
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