This document specifies the method for taking a sample from both solid and liquid forms of organic fertilizers, organo-mineral fertilizers and inorganic fertilizers containing more than 1 % by mass of organic carbon, when in packages, containers or in bulk, to detect levels of microbial presence. For the applicability to blends refer to 4.2.4.

This document does not apply to sampling for microbial presence in growing media and soil improvers (see EN 12579 [6]) or plant biostimulants (see CEN/TS 17702‑1 [3]).