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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 and English version prEN 17774:2026
DIN EN 17775
Organic and organo-mineral fertilizers - Determination of the inorganic arsenic content; German and English Version (prEN 17775:2025)
DIN EN 17776
Organic and organo-mineral fertilizers - Determination of the total organic carbon (TOC) content by dry combustion; German and English version prEN 17776:2026
DIN EN 17777
Organic and organo-mineral fertilizers - Determination of specific elements; German and English Version (prEN 17777:2025)
DIN EN 17778
Organic and organo-mineral fertilizers - Determination of chromium (VI) content; German and English Version (prEn 17778:2025)
DIN EN 17779
Organo-mineral fertilizers - Extraction of phosphorus soluble in a neutral ammonium citrate solution; German and English version prEN 17779:2026
DIN EN 17780
Organic, organo-mineral and inorganic fertilizers - Detection of Salmonella spp.
DIN EN 17781
Organic, organo-mineral and inorganic fertilizers - Enumeration of Escherichia coli
DIN EN 17803
Organic, organo-mineral and inorganic fertilizers - Detection of specific pathogens
DIN EN 17804
Organic, organo-mineral and inorganic fertilizers - Enumeration of enterococci
