Filter Paper, round, Grade EPM2000, 47 mm, 100 pc/PAK

Whatman EPM 2000 has been developed especially for use in high volume PM-10 air sampling equipment that collects atmospheric particulates and aerosols. EPM 2000 is manufactured from 100% pure borosilicate glass of special purity, enabling detailed chemical analysis of trace pollutants to take place with the minimum of interference or background. Whatman EPM 2000 was selected by the EPA to be the standard filter for use in the nationwide network of HiVol air samplers. Sheets are individually numbered to facilitate identification.

Here you can find the certificate: https://www.cytivalifesciences.com/en/de/support/quality/certificates