BS PD CEN/TS 17731:2022

BS PD CEN/TS 17731:2022 PDF

This document provides an overview of relevant methods for the determination of specific parameters in growing media, including:

— the electrical conductivity;

— the pH;

— dry matter;

— the nitrogen, P₂O₅ (phosphorus pentoxide) and K₂O (potassium oxide) content extractable by CaCl₂/DTPA;

— the total copper and zinc content;

— the quantity.