Fertilizers - Determination of 3,4-dimethyl-1H-pyrazole phosphate (DMPP) - Method using high-performance liquid chromatography (HPLC); German version EN 16328:2012
Edition 2013-02

Fertilizers - Determination of dicyandiamide - Method using high-performance liquid chromatography (HPLC); German version EN 15360:2007
Edition 2007-08

Fertilizers - Determination of N-(2-nitrophenyl)phosphoric triamide (2-NPT) in urea and fertilizers containing urea - Method using high-performance liquid chromatographie (HPLC); German version EN 16075:2011
Edition 2012-01

Fertilizers - Spectrophotometric determination of biuret in urea; German version EN 15479:2009
Edition 2009-04

Fertilizers - Determination of the water-soluble potassium content; German version EN 15477:2009
Edition 2009-04

Fertilizers - Determination of magnesium by atomic absorption spectrometry; German version EN 16197:2012
Edition 2013-01

Fertilizers - Manganimetric determination of extracted calcium following precipitation in the form of oxalate; German version EN 16196:2012
Edition 2013-01

Fertilizers - Determination of the sodium extracted by flame-emission spectrometry; German version EN 16199:2012
Edition 2013-01

Fertilizers - Determination of chlorides in the absence of organic material; German version EN 16195:2012
Edition 2013-01

Fertilizers - Extraction of water-soluble calcium, magnesium, sodium and sulfur in the form of sulfates; German version EN 15961:2017
Edition 2017-03