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- 2019
Quantitative-Profiling Method of Serum Steroid Hormones by Hydroxylamine-Derivatization HPLC–MSDOI: 10.1007/s13659-019-0204-3 Keywords: Steroids, Derivatization, High performance liquid chromatography–mass spectrometry (HPLC–MS), Quantitative-profiling Abstract: The extracted ion chromatogram (EIC) of ten steroids without derivatization at the concentration of 500 ng mL？1. 1—cortisone; 2—21-deoxycortisol; 3—corticosterone; 4—4-androstenedione; 5—dehydroepiandrosterone; 6—estrone; 7—testosterone; 8—dihydrotestosterone; 9—androsterone; 10—progesteron
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