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DIN CEN/TS 17791Inorganic fertilizers - Determination of chelating and complexing agents; German version CEN/TS 17791:2022standard by Deutsches Institut Fur Normung E.V. (German National Standard), 07/01/2022
DIN CEN/TS 17790Organo-mineral fertilizers - Determination of the chelated micronutrient content and the chelated fraction of micronutrients by treatment with a cation exchange resin; German version CEN/TS 17790:2022standard by Deutsches Institut Fur Normung E.V. (German National Standard), 07/01/2022
DIN CEN/TS 17787Fertilizing products - Stability of chelating and complexing agents; German version CEN/TS 17787:2022standard by Deutsches Institut Fur Normung E.V. (German National Standard), 07/01/2022
DIN CEN/TS 17786-2Inorganic micronutrient fertilizers - Determination of the chelated micronutrient content and the chelated fraction of micronutrients - Part 2: Determination of EDTA, DTPA, HEEDTA, IDHA or EDDS; German version CEN/TS 17786-2:2022standard by Deutsches Institut Fur Normung E.V. (German...