Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen; German version CEN/TS 15604:2007
€98.32
Compost - Determination of the degree of rotting in a self-heating test
€48.79
Fertilizers - Determination of urease inhibitor N-(n-butyl)thiophosphoric triamide (NBPT) using high-performance liquid chromatography (HPLC); German version prEN 15688:2007
€56.17
Liming materials - Determination of the breakdown of granulated calcium and calcium/magnesium carbonates under the influence of water; German version prEN 15704:2007
Fertilizers - Determination of ammoniacal nitrogen (ISO 25475:2016); German and English version prEN ISO 25475:2019
€84.58
Fertilizers - Determination of extracted phosphorus (ISO 15959:2016); German and English version prEN ISO 15959:2019
€69.91
Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen (ISO 15604:2016); German and English version prEN ISO 15604:2019
€91.03
Fertilizers - Determination of urea condensates using high-performance liquid chromatography (HPLC) - Isobutylidenediurea and crotonylidenediurea (method A) and methylene-urea oligomers (method B) (ISO 25705:2016); German and English version prEN ISO 25705:2019
Liming materials - Determination of size distribution by dry and wet sieving; German version prEN 12948:2009
€63.27
Fertilizers and liming materials - Determination of carbon dioxide - Part 1: Method for solid fertilizers; German version FprEN 14397-1:2009
Fertilizers - Determination of urea condensates using high-performance liquid chromatography (HPLC) - Isobutylidenediurea and crotonylidenediurea (method A) and methylene-urea oligomers (method B); German version FprEN 15705:2009
Soil improvers and growing media - Determination of pH; German version prEN 13037:2009
Soil improvers and growing media - Determination of electrical conductivity; German version prEN 13038:2009
Soil improvers and growing media - Determination of organic content and ash; German version prEN 13039:2009
Fertilizers - Determination of 1H,2,4-triazole in urea and in fertilizers containing urea - Method using high-performance liquid chromatography (HPLC); German version prEN 16024:2009
