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DIN CEN/TS 17778
Organic and organo-mineral fertilizers - Determination of the chromium (VI) content by chromotography; German version CEN/TS 17778:2022
Edition
2022-07
DIN CEN/TS 17779
Organo-mineral fertilizers - Extraction of phosphorus, which is soluble in neutral ammonium citrate; German version CEN/TS 17779:2022
Edition
2022-07
DIN CEN/TS 17780
Organic, organo-mineral and inorganic fertilizers - Detection of Salmonella spp.; German version CEN/TS 17780:2022
Edition
2022-07
DIN CEN/TS 17781
Organic, organo-mineral and inorganic fertilizers - Detection of Escherichia coli; German version CEN/TS 17781:2022
Edition
2022-07
DIN CEN/TS 17782
Fertilizing products - Determination of the stability of fertilizing products containing micronutrient chelates at different pHs; German version CEN/TS 17782:2022
Edition
2022-07
DIN CEN/TS 17783
Fertilizing products - Determination of the stability of fertilizing products containing micronutrient complexes; German version CEN/TS 17783:2022
Edition
2022-07
DIN CEN/TS 17784-1
Organo-mineral fertilizers - Identification of complexing agents - Part 1: Method using UV-Vis spectrophotometry and gravimetry; German version CEN/TS 17784-1:2022
Edition
2022-07
DIN CEN/TS 17784-2
Organo-mineral fertilizers - Identification of complexing agents - Part 2: Method using high-performance liquid chromatography (HPLC); German version CEN/TS 17784-2:2022
Edition
2022-07
DIN CEN/TS 17785
Organo-mineral fertilizers - Determination of chelating and complexing agents; German version CEN/TS 17785:2022
Edition
2022-07
DIN CEN/TS 17786-1
Inorganic micronutrient fertilizers - Determination of the chelated micronutrient content and the chelated fraction of micronutrients - Part 1: Treatment with a cation exchange resin; German version CEN/TS 17786-1:2022
Edition
2022-07
