PD CEN/TS 17768:2022

Organic and organo-mineral fertilizers. Digestion by aqua regia for subsequent determination of elements. | Status: Current, Project Underway

1 Scope This document specifies the procedure for the digestion of different organic fertilizers and organo-mineral fertilizers with aqua regia to enable a subsequent determination of elements. The extracts are suitable for analysis using CEN/TS 17770 and CEN/TS 17769.

NOTE Alternatively, inductively coupled plasma mass spectrometry (ICP-MS) can be used for the measurement if the user proves that the method gives the same results.