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DIN EN 17771
Organic and organo-mineral fertilizers - Determination of the nitrogen content; German and English version prEN 17771:2026
DIN EN 17772
Organic and organo-mineral fertilizers - Determination of specific parameters; German version FprEN 17772:2026
DIN EN 17773
Organic and organo-mineral fertilizers - Determination of the dry matter content; German version FprEN 17773:2026
DIN EN 17774
Organic and organo-mineral fertilizers - Determination of the content of specific elements by ICP-AES after extraction by water and weak solvents; German version FprEN 17774:2026
DIN EN 17775
Organic and organo-mineral fertilizers - Determination of the inorganic arsenic content; German version FprEN 17775:2026
DIN EN 17776
Organic and organo-mineral fertilizers — Determination of the total organic carbon (TOC) content by dry combustion; German version FprEN 17776:2026
DIN EN 17777
Organic and organo-mineral fertilizers - Determination of specific elements; German version FprEN 17777:2026
DIN EN 17778
Organic and organo-mineral fertilizers - Determination of chromium(VI) content; German version FprEN 17778:2026
DIN EN 17779
Organo-mineral fertilizers - Extraction of phosphorus soluble in a neutral ammonium citrate solution; German version FprEN 17779:2026
DIN EN 17780
Organic, organo-mineral and inorganic fertilizers - Detection of Salmonella spp.
