FprCEN/TS 17764-2021
無機肥料 游離、螯合或復合微量營養素濃度的測定以及存在于復合無機微量營養素肥料中的螯合劑和/或絡合劑
Inorganic fertilizers - Determination of the concentration of free, chelated or complexed micronutrients and the chelating and/or complexing agent present in compound inorganic micronutrient fertilizers