This standard specifies methods for the separation and detection of is flavone compounds in soybeans using high-performance liquid chromatography. This standard is applicable to the determination of is flavones (didzein, daidzein and genis in) content in soybean grains. The lowest detection limit of individual is flavone compounds is 20 mg/kg.
NY/T 1740-2009 Referenced Document
GB/T 5497 Inspection of grain and oilseeds--Methods for determination of moisture content
GB/T 601 Chemical reagent.Preparations of reference titration solutions*, 2016-10-13 Update
GB/T 6682 Water for analytical laboratory use.Specification and test methods
NY/T 1740-2009 history
2009NY/T 1740-2009 Determination of isoflavones in soybean by HPLC