Standard Reference Samplers
recommended the AGI-30 sampler as a standard reference sampler because of historical use, economics, availability, and simple design.
On the other hand , the American Conference of Governmental Industrial Hygienists Committee on Bioaerosols used the Andersen multistage air sampler as the reference sampler for its committee activities and reports
In the pharmaceutical industry, the slit sampler is most widely used device for monitoring sterile manufacturing and quality control environments.