Textiles and textile products - Organic fluorine - Part 2: Determination of volatile compounds by extraction method using gas chromatography; German version EN 17681-2:2022
Edition 2022-11

Organic soil improvers - Determination of specific parameters; German version CEN/TS 17728:2022
Edition 2022-05

Organic fertilizers, organo-mineral fertilizers, inorganic fertilizers and liming materials - Determination of the chloride content; German version CEN/TS 17756:2022
Edition 2022-07

Organic and organo-mineral fertilizers - Determination of the biuret content by high-performance liquid chromatography (HPLC); German version CEN/TS 17765:2022
Edition 2022-07

Organic and organo-mineral fertilizers - Extraction by water for subsequent determination of elements; German version CEN/TS 17766:2022
Edition 2022-07

Organo-mineral fertilizers - Extraction of phosphorus by formic acid; German version CEN/TS 17767:2022
Edition 2022-07

Organic and organo-mineral fertilizers - Digestion by aqua regia for subsequent determination of elements; German version CEN/TS 17768:2022
Edition 2022-07

Organic and organo-mineral fertilizers - Determination of the mercury content; German version CEN/TS 17769:2022
Edition 2022-07

Organic and organo-mineral fertilizers - Determination of the total content of specific elements by ICP-AES after digestion by aqua regia; German version CEN/TS 17770:2022
Edition 2022-07

Organic and organo-mineral fertilizers - Determination of the nitrogen content; German version CEN/TS 17771:2022
Edition 2022-07