50.20 Proof sent to secretariat or FDIS ballot initiated: 8 weeks Oct 29, 2026
CEN
CEN/TC 260 Fertilizers and liming materials
European Norm
65.080 Fertilizers
Draft
This document specifies references to the methods for the determination of the following specific elements in organic and organo-mineral fertilizers:
- determination of the total phosphorus content;
- determination of the total potassium content;
- determination of the total calcium content;
- determination of the total magnesium content;
- determination of the total sodium content;
- determination of the total sulphur content;
- determination of the inorganic arsenic content;
- determination of the cadmium content;
- determination of the total chromium content;
- determination of the total mercury content;
- determination of the total nickel content;
- determination of the total lead content;
- determination of the total copper content;
- determination of the total zinc content;
- determination of the water-soluble calcium content;
- determination of the water-soluble magnesium content;
- determination of the water-soluble sodium content;
- determination of the water-soluble sulphur content.
This document specifies references to the methods for the determination of the following specific elements in organo-mineral fertilizers:
- determination of the water-soluble phosphorus content;
- determination of the water-soluble potassium content;
- determination of the neutral ammonium citrate soluble phosphorus content;
- determination of the formic acid soluble phosphorus content;
- determination of the total boron content;
- determination of the total cobalt content;
- determination of the total iron content;
- determination of the total manganese content;
- determination of the total molybdenum content;
- determination of the water-soluble boron content;
- determination of the water-soluble cobalt content;
- determination of the water-soluble copper content;
- determination of the water-soluble iron content;
- determination of the water-soluble manganese content;
- determination of the water-soluble molybdenum content;
- determination of the water-soluble zinc content.
The scope of the standards referenced in this document specifies in which cases the method is also applicable to fertilizing product blends.
Legislation related to this standard
Regulation (EU) 2019/1009 of the European Parliament and of the Council of 5 June 2019 laying down rules on the making available on the market of EU fertilising products and amending Regulations (EC) No 1069/2009 and (EC) No 1107/2009 and repealing Regulation (EC) No 2003/2003 (Text with EEA relevance)
PUBLISHED
CEN/TS 17777:2022
IN_DEVELOPMENT
FprEN 17777
50.20
Proof sent to secretariat or FDIS ballot initiated: 8 weeks
Oct 29, 2026
