Registration number (WIID)Project No.TitleStatus
24174CEN/TS 15451:2006Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatographyAtcelts
24168prCEN/TS 15705Fertilizers - Determination of urea condensates using high-performance liquid chromatography (HPLC) - Isobutylidenediurea and crotonylidenediurea (method A) and methylen-urea oligomers (method B)Atcelts
26617CEN/TS 15956:2009Fertilizers - Extraction of phosphorus soluble in mineral acids (Method 3.1.1)Atcelts
26625CEN/TS 15959:2009Fertilizers - Determination of extracted phosphorus (Method 3.2)Atcelts
26631CEN/TS 15926:2009Fertilizers - Extraction of water soluble sulfur where the sulfur is in various formsAtcelts
26632CEN/TS 16032:2010Fertilizers - Extraction and determination of elemental sulfurAtcelts
26634CEN/TS 16196:2011Fertilizers - Manganimetric determination of extracted calcium following precipitation in the form of oxalateAtcelts
38554EN 16318:2013Fertilizers - Determination of trace elements - Determination of chromium(VI) by photometry (method A) and by ion chromatography with spectrophotometric detection (method B)Atcelts
26635CEN/TS 16197:2011Fertilizers - Determination of magnesium by atomic absorption spectrometryAtcelts
73853CEN/TS 17788:2022Organo-mineral fertilizers - Determination of the fraction of complexed micronutrientsAtcelts
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