This document specifies a method for the determination of the cold and hot water insoluble nitrogen content in solid urea formaldehyde and methylene urea slow-release fertilizers and for the determination of the hot water soluble nitrogen content in nutrient polymers (see Component Material Category CMC 9 as specified in the Regulation (EC) No xxxx/2019 on Fertilizing Products [1]).

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    • Technical specification
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    • Technical specification
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This document provides guidance on auditing management systems, including the principles of auditing,
managing an audit programme and conducting management system audits, as well as guidance on
the evaluation of competence of individuals involved in the audit process. These activities include the
individual(s) managing the audit programme, auditors and audit teams.
It is applicable to all organizations that need to plan and conduct internal or external audits of
management systems or manage...
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    • Standard
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    • Standard – translation
      81 pages
      Slovenian and English language
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This European Standard specifies a method for the determination of total and water extractable boron in mineral fertilizers containing more than 10 % boron.
This method is applicable to water and aqua regia fertilizer extracts obtained according to prEN 16962 and/or prEN 16964.
NOTE    A method used for determination of boron in mineral fertilizers containing less than 10 % of boron (spectrophotometric determination by azomethine-H) can be also used for the scope of this method after appropriate...
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This document specifies the procedure for determination of total and water extractable molybdenum in fertilizers containing less than or equal to 10 % molybdenum. The extraction methods are specified in EN 260172 and/or EN 260176.

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This document specifies the procedure for determination of total and water extractable boron in mineral fertilizers containing less than or equal to 10 % boron using spectrometry with azomethine-H. The method is not suitable for fertilizers with Fe concentrations more than twenty times higher than the concentration of boron.

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    • Standard
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This European Standard specifies a method for the determination of total and water extractable boron in mineral fertilizers containing more than 10 % boron.
This method is applicable to water and aqua regia fertilizer extracts obtained according to EN 16962 and/or EN 16964.
NOTE   A method used for the determination of boron in mineral fertilizers containing less than or equal to 10 % of boron (spectrophotometric determination by azomethine-H) can be also used for the scope of this method after ...
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    • Standard
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This European Standard specifies a method for the determination of total and water extractable boron in mineral fertilizers containing less than or equal to 10 % boron. The method is not suitable for fertilizers with Fe concentrations more than twenty times higher than the concentration of boron.
This method is applicable to water and aqua regia fertilizer extracts obtained according to EN 16962 and/or EN 16964.
The method can also be used for the determination of boron in mineral fertilizers ...
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    • Standard
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This European Standard specifies a method for determination of total and water extractable molybdenum in mineral fertilizers containing less than or equal to 10 % molybdenum.
This method is applicable to water and aqua regia fertilizer extracts obtained according to EN 16962 and/or EN 16964.

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    • Standard
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This European Standard specifies a method for the determination of boron, cobalt, copper, iron, manganese, molybdenum and zinc in fertilizer extracts using inductively coupled plasma-atomic emission spectrometry (ICP-AES).
This method is applicable to water and aqua regia fertilizer extracts prepared according to prEN 16962 and/or prEN 16964.
NOTE   In most cases, the presence of small quantities of organic matter will not affect determinations by ICP-AES and it is not necessary to apply organic...
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    • Standard
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This European Standard specifies the procedure for total extraction of boron, cobalt, copper, iron, manganese, molybdenum and zinc with aqua regia from mineral fertilizers containing one or more micro-nutrients.
The extracts can be analysed according to WI 00260173, prEN 16963, prEN 16965, WI 00260179, WI 00260180 and WI 00260182.
NOTE   This method is also suitable for the extraction of cadmium, chromium, nickel and lead to be determined according to EN 16319; the extraction of mercury to be d...
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This European Standard specifies a method for the determination of cobalt, copper, iron, manganese and zinc in fertilizer extracts using flame atomic absorption spectrometry (FAAS).
This method is applicable to water and aqua regia fertilizer extracts obtained according to prEN 16962 and/or prEN 16964.
NOTE   In most cases, the presence of small quantities of organic matter will not affect determinations by FAAS and it is not necessary to apply organic matter removal.

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    • Standard
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This European Standard specifies the procedure for extracting water soluble forms of boron, cobalt, copper, iron, manganese, molybdenum and zinc from mineral fertilizers containing one or more micro-nutrients and the procedure for removal of organic compounds from the water extracts.
The extracts can be analysed according to WI 00260173, prEN 16963, prEN 16965, WI 00260179, WI 00260180 and WI 00260182.

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    • Standard
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The document specifies a method for the chromatographic determination of the chelating agent [S,S]-EDDS in fertilizers. The method allows the identification and the determination of the total concentration of the water soluble fraction of this chelating agent. It does not allow to distinguish between the free form and the metal bound form of the chelating agent. This method is applicable to EC-fertilizers containing chelates of one or more of the following micro-nutrients: cobalt, copper, iron, ...view more

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    • Standard
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This European Standard specifies a method for the extraction of water soluble forms of boron, cobalt, copper, iron, manganese, molybdenum and zinc from mineral fertilizers containing one or more micro-nutrients and the procedure for removal of organic compounds from the water extracts.
The extracts can be analysed according to EN 16963, EN 16965, prEN 17041, prEN 17042, prEN 17043 and CEN/TS 17060.

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    • Standard
      9 pages
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This European Standard specifies a method for the determination of cobalt, copper, iron, manganese and zinc in fertilizer extracts using flame atomic absorption spectrometry (FAAS).
This method is applicable to water and aqua regia fertilizer extracts obtained according to EN 16962 and/or EN 16964.
NOTE   In most cases, the presence of small quantities of organic matter will not affect determinations by FAAS and it is not necessary to apply organic matter removal.

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    • Standard
      22 pages
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This European Standard specifies a method for the total extraction of boron, cobalt, copper, iron, manganese, molybdenum and zinc with aqua regia from mineral fertilizers containing one or more micro-nutrients.
The extracts can be analysed according to EN 16963, EN 16965, prEN 17041, prEN 17042 and prEN 17043.
This method is also suitable for the extraction of cadmium, chromium, nickel and lead to be determined according to EN 16319; the extraction of mercury to be determined according to EN 1...
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    • Standard
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This European Standard specifies a method for the determination of boron, cobalt, copper, iron, manganese, molybdenum and zinc in fertilizer extracts using inductively coupled plasma-atomic emission spectrometry (ICP-AES).
This method is applicable to water and aqua regia fertilizer extracts prepared according to EN 16962 and/or EN 16964.
NOTE   In most cases, the presence of small quantities of organic matter will not affect determinations by ICP-AES and it is not necessary to apply organic mat...
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    • Standard
      32 pages
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This European Standard specifies a method for the chromatographic determination of the chelating agent [S,S]-EDDS in fertilizers. The method allows the identification and the determination of the total concentration of the water-soluble fraction of this chelating agent. It does not allow distinguishing between the free form and the metal bound form of the chelating agent.
This method is applicable to EC fertilizers containing chelates of one or more of the following micro-nutrients: cobalt, cop...
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      20 pages
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This European Standard specifies a method for the chromatographic determination of the iron chelated by each individual ortho(hydroxy)-ortho(hydroxy) isomer of the chelating agents [o,o] EDDHA, [o,o] EDDHMA and by HBED in fertilizers containing one or more of these substances, except for [o,o] EDDHMA and HBED mixes. The method allows the identification and the determination of the total concentration of water soluble iron chelates of these chelating agents. Also, after derivatization with Fe, th...view more

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    • Standard
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This European Standard specifies a method for the chromatographic determination of the iron chelated by each individual ortho(hydroxy)-ortho(hydroxy) isomer of the chelating agents [o,o] EDDHA, [o,o] EDDHMA and by HBED in fertilizers containing one or more of these substances, except for [o,o] EDDHMA and HBED mixes. The method allows the identification and the determination of the total concentration of water soluble iron chelates of these chelating agents. Also, after derivatization with Fe, th...view more

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This European Standard specifies a method for the extraction of water-soluble calcium, magnesium, sodium and sulfur (in the form of sulfates), so that the same extract can be used for the determination of each nutrient required.
The method is solely applicable to fertilizers listed in Regulation (EC) 2003/2003, Annex I [2]), for which a declaration of the water-soluble calcium, magnesium, sodium, and sulfur (in the form of sulfates) is provided for in this Regulation.

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    • Standard
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This Technical Specification specifies the procedure for determination of total and water extractable molybdenum in mineral fertilizers containing more than 10 % molybdenum. This method is applicable to water and aqua regia fertilizer extracts obtained according to EN 260172 and/or EN 260176.

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    • Technical specification
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This Technical Specification specifies the procedure for determination of total and water extractable molybdenum in mineral fertilizers containing more than 10 % molybdenum. This method is applicable to water and aqua regia fertilizer extracts obtained according to EN 260172 and/or EN 260176.

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    • Technical specification
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This document is applicable to the sampling of fertilizers or liming materials supplied or ready for supply to third parties, as a lot or in smaller lots where such supply or readiness for supply is subject to legal requirements.
This document specifies plans and methods of sampling of a lot of solid fertilizers or liming materials, if sampling in motion is not possible, to obtain samples for chemical analysis from static bulk heaps in order to ascertain compliance with legal requirements in pa...
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    • Standard
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This European Standard specifies a method for the extraction of water-soluble calcium, magnesium, sodium and sulfur (in the form of sulfates), so that the same extract can be used for the determination of each nutrient required.
The method is solely applicable to fertilizers listed in Regulation (EC) 2003/2003, Annex I [2]), for which a declaration of the water-soluble calcium, magnesium, sodium, and sulfur (in the form of sulfates) is provided for in this Regulation.

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    • Standard
      6 pages
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This European Standard specifies two methods for the determination of the neutralizing value (NV) of
liming materials.
Method A is applicable to all liming materials except silicate liming materials.
Method B is applicable to all liming materials.
Both methods do not correctly take into account the potential neutralizing value of material containing
more than 3 % P2O5. For a more accurate agronomic assessment of products containing more than 3 %
P2O5 determine the liming efficiency accordi...
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This European Standard specifies a chromatographic method which allows the identification of heptagluconic acid (HGA) in fertilizers containing heptagluconic acid metal complexes.
This method is applicable to EC fertilizers containing complexed micro-nutrients, which are covered by Regulation (EC) No 2003/2003 [1].

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    • Standard
      17 pages
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This European Standard specifies two methods for the determination of the neutralizing value (NV) of liming materials.
Method A is applicable to all liming materials except silicate liming materials.
Method B is applicable to all liming materials.
Both methods do not correctly take into account the potential neutralizing value of material containing more than 3 % P2O5. For a more accurate agronomic assessment of products containing more than 3 % P2O5 determine the liming efficiency according ...
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    • Standard
      14 pages
      English language
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This European Standard is applicable to the sampling of mineral fertilizers and liming materials supplied or ready for supply to third parties, as a lot or in smaller lots, where such supply or readiness for supply is subject to legal requirements.
This European Standard specifies plans and methods of sampling of a lot of solid fertilizer or liming material, if sampling in motion is not possible, to obtain samples from static bulk heaps in order to ascertain compliance with legal requirements, ...
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    • Standard
      16 pages
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This European Standard specifies a chromatographic method which allows the identification of heptagluconic acid (HGA) in fertilizers containing heptagluconic acid metal complexes.
This method is applicable to EC fertilizers containing complexed micro-nutrients, which are covered by Regulation (EC) No 2003/2003 [1].

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    • Standard
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This European Standard specifies a method for the quantitative determination of the urease inhibitors N-(n-Butyl)thiophosphoric acid triamide (NBPT, CAS-No. 94317-64-3) and N-(n-Propyl)thiophosphoric acid triamide (NPPT, CAS-No. 916809-14-8) content in urea based fertilizers using high-performance liquid chromatography (HPLC).

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This European Standard specifies a method for the determination of 3,4-dimethyl-1H-pyrazole phosphate (DMPP, CAS-No: 202842-98-6) in mineral N containing fertilizers using high-performance liquid chromatography (HPLC).

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    • Standard
      9 pages
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This European Standard specifies a method for the determination of magnesium in fertilizer extracts by complexometry.
The method is applicable to the following EC fertilizer extracts for which the determination of total magnesium and/or water-soluble magnesium is provided for according to the Regulation (EC) No 2003/2003, Annex I [3]:
- fertilizers listed in [3], Annex I: straight nitrogenous fertilizers, type 1b + 1c (calcium magnesium nitrate), type 7 (magnesium sulfonitrate), type 8 (nitrog...
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This European Standard specifies a method for the determination of chlorides in the absence of organic material. The method is applicable to all fertilizers which are free from organic material.

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      9 pages
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This European Standard specifies a method for the determination of the sodium content in fertilizer extracts by flame-emission spectrometry.
The method is applicable to EC fertilizers for which a declaration of the sodium content is provided for in Regulation (EC) Nr 2003/2003, Annex I [3].

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    • Standard
      11 pages
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This European Standard specifies a method for the determination of the magnesium content in fertilizer extracts using atomic absorption spectrometry (AAS).
This method is applicable to EC fertilizer extracts obtained according to EN 15960 and EN 15961, for which a declaration of the total magnesium and/or water soluble magnesium content is required, with the exceptions of the following fertilizers according to [4], Annex I D relating to secondary nutrients:
- type 4 (kieserite);
- type 5 (mag...
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This European Standard specifies a manganimetric method for the determination of the calcium content in fertilizer extracts.
This method is applicable to EC fertilizers for which a declaration of the total and/or water-soluble calcium content is provided for in Regulation (EC) No 2003/2003, Annex I [3].

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This European Standard specifies a method for extraction and determination of the elemental sulfur contained in fertilizers.
The method is applicable to EC fertilizers for which a declaration of the total sulfur in elemental form is provided for in Regulation (EC) Nr 2003/2003, Annex I [1].

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      7 pages
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This European Standard specifies a method for the extraction of water soluble phosphorus.
The method is applicable to all fertilizers, including compound fertilizers, where water soluble phosphorus is to be determined.

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    • Standard
      6 pages
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This European Standard specifies a method for the determination of phosphorus in fertilizer extracts.
The method is applicable to all extracts of fertilizers for the determination of the different forms of phosphorus as phosphorus soluble in mineral acids, water soluble phosphorus, phosphorus soluble in solutions of ammonium citrate, phosphorus soluble in 2 % citric acid and phosphorus soluble in 2 % formic acid.

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    • Standard
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This European Standard specifies a method for the extraction of total calcium, total magnesium and total sodium and for the extraction of total sulfur present in the form of sulfates, so that the same extract may be used for the determination of each nutrient required.
The method is applicable to fertilizers listed in Regulation (EC) 2003/2003, Annex I [2], for which a declaration of total calcium, total magnesium, total sodium, and total sulfur in the form of sulfates is provided for in this R...
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This document specifies two complementary methods (method A and method B) that allow lignosulfonates to be indentified as soluble complexing agents in fertilizers.
NOTE   Lignosulfonate, as a complexing agent, is a natural polymer produced as a by-product of the sulfite method for manufacturing paper from wood pulp in the paper industry. As a natural polymer, it presents a poorly defined and variable chemical structure. It is an intricate mixture of small- to moderate-sized polymeric compounds wi...
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This European Standard specifies a method for the determination of N-(2-nitrophenyl)phosphoric triamide (2-NPT) in urea or in fertilizers containing urea using high-performance liquid chromatography (HPLC).

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This document specifies a method for the determination of phosphorus soluble in mineral acids.
The method is applicable exclusively to phosphate fertilizers listed in Regulation (EC) 2003/2003, Annex I (see [2]).

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This document specifies a method for the extraction of the total sulfur contained in fertilizers in elemental form and/or in other chemical combinations.
The method is applicable to EC fertilizers for which a declaration of the total sulfur present in various forms (elemental, thiosulfate, sulfite, sulfate) is provided.

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This document specifies a method for the extraction of water-soluble sulfur contained in fertilizers in various forms.
The method is applicable to EC-fertilizers for which a declaration of the water-soluble sulfur trioxide is provided for.

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This document specifies a method for the extraction of phosphorus soluble in neutral ammonium citrate.
The method is applicable to all fertilizers in respect of which solubility in neutral ammonium citrate is laid down in Regulation (EC) 2003/2003, Annex I (see [2]).

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    • Standard
      8 pages
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This document specifies a method for the determination of the fineness of grinding of soft natural phosphates by wet sieving.

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This European Standard specifies the procedure for the determination of phosphorus soluble in 2 % citric acid (20 g/l).
The method is applicable only to types of basic slag (see [1], Annex I A).

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This document specifies the procedure for the extraction of phosphorus soluble in Joulie’s alkaline ammonium citrate.
The method is applicable to all the straight and compound phosphate fertilizers, in which the phosphate occurs in an alumino-calcic form.

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