CEN/TS 17731
Growing media - Determination of specific parameters
active, Most Current
| Organization: | CEN |
| Publication Date: | 1 February 2022 |
| Status: | active |
| Page Count: | 10 |
| ICS Code (Fertilizers): | 65.080 |
scope:
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.
This document is applicable to EU fertilizing products classified as PFC 4 and PFC 7 as long as the main function of the EU fertilizing product is classified as PFC 4 of Regulation (EU) 2019/1009 [1].
This document is not applicable to preformed materials such as mineral wool slabs and foam slabs.
Document History
CEN/TS 17731
February 1, 2022
Growing media - Determination of specific parameters
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...