Testing for elemental impurities (heavy metal testing) is required under the cannabis regulations for fresh, dried and oil based cannabis products.
As (Arsenic)
Cd (Cadmium)
Hg (Mercury)
Pb (Lead)
We can also test for any other elements of interest. Eurofins EnvironeX has state of the art ICP-OES and ICP-MS instrumentation for heavy metal testing and we use a verified EP method.