reference standard Articles
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Aermod View - Concentration Converter
The AERMOD modeling system contains many flexible output options so users can define the types of output that will work best for their unique situations. Despite this flexibility, some components of AERMOD’s code are limited to specific units or file types. For example, users can modify the default emission & output units but these units are still mass-based. To provide users with ...
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Why is 50% the Limit for Particle Counting Efficiency Sizing Thresholds?
Particle counting efficiency is crucial in particle measurement, especially when using optical particle counters. This term denotes the likelihood of precisely detecting and enumerating particles within a specified size spectrum. In this context, the term “particle counting efficiency” represents the ability of the particle counter to quantify particles of a given size accurately. It ...
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EU GMP Annex 1 FAQ’s - Environmental Monitoring
The following frequently asked questions arose at a presentation given by PMS Senior GMP Scientist, Mark Hallworth, on the 6th of December on the topic of EU GMP Annex 1 Environmental Monitoring. Is there an international standard or guideline for sampling 1m³ total particle counts and viable particles with air samplers like the MiniCapt® mobile device for routine monitoring of ...
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