Fertilizers - Determination of chelating agents EDDHA and EDDHMA by ion pair chromatography - Comparison of non-standardized Lucena method with EN 13368-2:2001
60.60 Standard published
Fertilizers - Determination of molybdenum in concentrations > 10 % using a gravimetric method with 8-hydroxyquinoline
60.60 Standard published
Fertilizers - Determination of cold water insoluble nitrogen and hot water insoluble nitrogen in solid urea formaldehyde and methylene urea slow-release fertilizers and determination of the solubility of nutrient polymers in phosphate buffer solution with a pH of 7,5 at 100 °C
60.60 Standard published
Inorganic fertilizers - Determination of specific parameters in ammonium nitrate fertilizers of high nitrogen content
60.60 Standard published
Inorganic fertilizers - Determination of specific inhibitors
60.60 Standard published
Inorganic fertilizers - Determination of specific contaminants
60.60 Standard published
Inorganic fertilizers - Determination of specific micronutrients
60.60 Standard published
Inorganic fertilizers - Determination of specific parameters
60.60 Standard published
Inorganic fertilizers - Determination of specific nutrients
60.60 Standard published
Inorganic fertilizers - Determination of pH of a solution of ammonium nitrate fertilizers of high nitrogen content
60.60 Standard published
Inorganic fertilizers - Determination of particle size of ammonium nitrate fertilizers of high nitrogen content
60.60 Standard published
Inorganic fertilizers - Determination of the chloride content in ammonium nitrate fertilizers of high nitrogen content
60.60 Standard published
Inorganic fertilizers - Determination of the copper content in ammonium nitrate fertilizers of high nitrogen content
60.60 Standard published
Inorganic micronutrient fertilizers - Determination of the concentration of free, chelated or complexed micronutrients and the chelating and/or complexing agents present in compound inorganic micronutrient fertilizers
60.60 Standard published
Organic and organo-mineral fertilizers - Determination of the biuret content by high-performance liquid chromatography (HPLC)
60.60 Standard published
Organic and organo-mineral fertilizers - Determination of the mercury content
60.60 Standard published
Organic and organo-mineral fertilizers - Determination of the total content of specific elements by ICP-AES after digestion by aqua regia
60.60 Standard published
Organic and organo-mineral fertilizers - Determination of the nitrogen content
60.60 Standard published
Organic and organo-mineral fertilizers - Determination of specific parameters
60.60 Standard published
Organic and organo-mineral fertilizers - Determination of the dry matter content
60.60 Standard published
Organic and organo-mineral fertilizers - Determination of the content of specific elements by ICP-AES after extraction by water
60.60 Standard published
Organic and organo-mineral fertilizers - Determination of the inorganic arsenic content
60.60 Standard published
Organic and organo-mineral fertilizers - Determination of the total organic carbon (TOC) content by dry combustion
60.60 Standard published
Organic and organo-mineral fertilizers - Determination of specific elements
60.60 Standard published
Organic and organo-mineral fertilizers - Determination of the chromium (VI) content by chromotography
60.60 Standard published
Organo-mineral fertilizers - Determination of chelating and complexing agents
60.60 Standard published
Inorganic micronutrient fertilizers - Determination of the chelated micronutrient content and the chelated fraction of micronutrients - Part 1: Treatment with a cation exchange resin
60.60 Standard published
Inorganic micronutrient fertilizers - Determination of the chelated micronutrient content and the chelated fraction of micronutrients - Part 2: Determination of EDTA, DTPA, HEEDTA, IDHA or EDDS
60.60 Standard published
Organo-mineral fertilizers - Determination of the fraction of complexed micronutrients
60.60 Standard published
Organo-mineral fertilizers - Determination of the chelated micronutrient content and the chelated fraction of micronutrients by treatment with a cation exchange resin
60.60 Standard published
Inorganic fertilizers - Determination of chelating and complexing agents
60.60 Standard published
Fertilizers - Determination of bulk density (loose) (ISO 3944:1992 modified)
90.93 Standard confirmed
Fertilizers - Determination of bulk density (tapped) (ISO 5311:1992 modified)
90.93 Standard confirmed
Slow-release fertilizers - Determination of the release of the nutrients - Method for coated fertilizers
90.93 Standard confirmed
Fertilizers - Determination of chelating agents in fertilizers by chromatography - Part 1: Determination of EDTA, HEEDTA and DTPA by ion chromatography
90.93 Standard confirmed
Fertilizers - Determination of chelating agents in fertilizers by chromatography - Part 2: Determination of Fe chelated by [o,o] EDDHA, [o,o] EDDHMA and HBED, or the amount of chelating agents, by ion pair chromatography
90.93 Standard confirmed
Fertilizers - Determination of chelating agents in fertilizers by chromatography - Part 3: Determination of [S,S]-EDDS by ion pair chromatography
90.93 Standard confirmed
Fertilizers - Determination of water content (Karl Fischer methods) - Part 1: Methanol as extracting medium
90.93 Standard confirmed
Fertilizers - Determination of water content (Karl Fischer methods) - Part 2: 2-propanol as extracting medium
90.93 Standard confirmed
Fertilizers - Determination of dicyandiamide - Method using high-performance liquid chromatography (HPLC)
90.93 Standard confirmed
Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatography
90.20 Standard under periodical review
Fertilizers - Determination of chelating agents - Determination of iron chelated by o,p-EDDHA by reversed phase HPLC
90.20 Standard under periodical review
Fertilizers - Determination of ammoniacal nitrogen
90.20 Standard under periodical review
Fertilizers - Determination of nitric and ammoniacal nitrogen according to Devarda
90.20 Standard under periodical review
Fertilizers - Determination of the water-soluble potassium content
90.20 Standard under periodical review
Fertilizers - Determination of nitric and ammoniacal nitrogen according to Ulsch
90.20 Standard under periodical review
Fertilizers - Determination of nitric and ammoniacal nitrogen according to Arnd
90.20 Standard under periodical review
Inorganic fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
60.60 Standard published
Inorganic fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrates
60.60 Standard published
Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
90.20 Standard under periodical review
Fertilizers - Determination of urease inhibitor N-(n-butyl)thiophosphoric triamide (NBPT) using high-performance liquid chromatography (HPLC)
90.20 Standard under periodical review
Inorganic fertilizers - Determination of methylen-urea oligomers using high-performance liquid chromatography (HPLC)
60.60 Standard published
Fertilizers - Determination of sulfates content using three different methods
60.60 Standard published
Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
90.93 Standard confirmed
Fertilizers - Determination of 3-methylpyrazole (MP) using high-performance liquid chromatography (HPLC)
90.93 Standard confirmed
Fertilizers - Determination of calcium and formate in calcium foliar fertilizers
90.93 Standard confirmed
Fertilizers - Determination of the fineness of grinding of soft natural phosphates
90.93 Standard confirmed
Fertilizers - Determination of the fineness of grinding (dry procedure)
90.93 Standard confirmed
Fertilizers - Determination of N-(1,2-dicarboxyethyl)-D,L-aspartic acid (Iminodisuccinic acid, IDHA) using high-performance liquid chromatography (HPLC)
90.93 Standard confirmed
Inorganic fertilizers - Determination of extracted phosphorus P2O5
60.60 Standard published
Fertilizers - Determination of the complexed micro-nutrient content and of the complexed fraction of micro-nutrients
90.93 Standard confirmed
Fertilizers - Determination of 1H-1,2,4-triazole in urea and in fertilizers containing urea - Method using high-performance liquid chromatography (HPLC)
90.93 Standard confirmed
Fertilizers - Determination of N-(2-nitrophenyl)phosphoric triamide (2-NPT) in urea and fertilizers containing urea - Method using high-performance liquid chromatography (HPLC)
90.93 Standard confirmed
Fertilizers - Determination of complexed micro-nutrient ions in fertilizers - Identification of lignosulfonates
90.93 Standard confirmed
Fertilizers - Determination of chlorides in the absence of organic material
90.60 Close of review
Fertilizers - Determination of magnesium by atomic absorption spectrometry
90.60 Close of review
Fertilizers - Determination of the sodium extracted by flame-emission spectrometry
90.60 Close of review
Fertilizers - Determination of 3,4-dimethyl-1H-pyrazole phosphate (DMPP) - Method using high-performance liquid chromatography (HPLC)
90.60 Close of review
Fertilizers - Determination of N-(n-Butyl)thiophosphoric acid triamide (NBPT) and N-(n-Propyl)thiophosphoric acid triamide (NPPT) - Method using high-performance liquid chromatography (HPLC)
90.93 Standard confirmed
Fertilizers - Determination of complexing agents in fertilizers - Identification of heptagluconic acid by chromatography
90.93 Standard confirmed
Fertilizers - Determination of boron, cobalt, copper, iron, manganese, molybdenum and zinc using ICP-AES
90.93 Standard confirmed
Fertilizers - Determination of cobalt, copper, iron, manganese and zinc using flame atomic absorption spectrometry (FAAS)
90.93 Standard confirmed
Fertilizers - Determination of boron in concentrations ≤ 10 % using spectrometry with azomethine-H
90.60 Close of review
Fertilizers - Determination of boron in concentrations > 10 % using acidimetric titration
90.60 Close of review
Fertilizers - Determination of molybdenum in concentrations ≤ 10 % using spectrometry of a complex with ammonium thiocyanate
90.60 Close of review
Fertilizers - Determination of nitrification inhibitor DMPSA in fertilizers - Method using high-performance liquid chromatography (HPLC)
90.20 Standard under periodical review
Fertilizers - Determination of perchlorate in mineral fertilizers by ion chromatography and conductivity detection (IC-CD)
60.60 Standard published
Fertilizers - Determination of perchlorate in mineral fertilizers by liquid chromatography and tandem mass spectrometry detection (LC-MS/MS)
60.60 Standard published
Inorganic fertilizers - Determination of nitrogen content in IBDU (isobutylidenediurea) and CDU (crotonylidenediurea)
60.60 Standard published
Fertilizers - Determination of bulk density (loose) of fine-grained fertilizers (ISO 7837:1992)
90.93 Standard confirmed
