K. Stypułkowska

Determination of neomycin and related substances in pharmaceutical preparations by reversed-phase high performance liquid chromatography with mass spectrometry and charged aerosol detection

K. Stypułkowska, Małgorzata Warowna-Grześkiewicz, K. Srebrzynska · Journal of Pharmaceutical and Biomedical Analysis · 2012 · 40 citations

Supercritical Fluid Chromatography, Gas Chromatography, Medicine +9

X-ray powder diffractometry and liquid chromatography studies of sibutramine and its analogues content in herbal dietary supplements

K. Stypułkowska, Agata Błażewicz, Jan K. Maurin et al. · Journal of Pharmaceutical and Biomedical Analysis · 2011 · 38 citations

Analogues Content, X-ray Powder Diffractometry, Active Ingredient +7

Development of high performance liquid chromatography methods with charged aerosol detection for the determination of lincomycin, spectinomycin and its impurities in pharmaceutical products

K. Stypułkowska, A. Brudzikowska, M. Warowna – Grzeskiewicz et al. · Journal of Pharmaceutical and Biomedical Analysis · 2015 · 30 citations

Supercritical Fluid Chromatography, Gas Chromatography, Medicine +9

Strategy for identification of new psychoactive substances in illicit samples using attenuated total reflectance infrared spectroscopy

K. Stypułkowska · Forensic Science International · 2020 · 25 citations

Substance Use, Forensic Chemistry, New Psychoactive Substances +16

Identification and structural characterization of four novel synthetic cathinones: α-methylaminohexanophenone (hexedrone, HEX), 4-bromoethcathinone (4-BEC), 4-chloro-α-pyrrolidinopropiophenone (4-Cl-PPP), and 4-bromo-α-pyrrolidinopentiophenone (4-Br-PVP) after their seizures

Agata Błażewicz, Elżbieta Bednarek, Jerzy Sitkowski et al. · Forensic Toxicology · 2017 · 20 citations

Structural Characterization, Derivative (Chemistry), Biochemistry +7