Simultaneous determination of sulfonamides, trimethoprim, amoxicillin and tylosin in medicated feed by high performance liquid chromatography with mass spectrometry
Ewelina Patyra, Krzysztof Kwiatek
Screening method for the determination of selected tetracyclines in water by liquid chromatography with diode array detector
Ewelina Patyra, Ewelina Kowalczyk, Krzysztof Kwiatek
Occurrence of tetracyclines in feedingstuffs – results of a two-year study within the official control of feed
Monika Przeniosło-Siwczyńska, Ewelina Patyra, Maja Chyłek-Purchała, Beata Kozak, Krzysztof Kwiatek
Determination of Chlorotetracycline and Doxycycline in Medicated Feedingstuffs by Liquid Chromatography
Ewelina Patyra, Ewelina Kowalczyk, Krzysztof Kwiatek
Analytical procedure for the determination of tetracyclines in medicated feedingstuffs by liquid chromatography-mass spectrometry
Ewelina Patyra, Krzysztof Kwiatek
In-house validation method for quantification of amoxicillin in medicated feedingstuffs with the use of HPLC-DAD technique
Ewelina Patyra, Krzysztof Kwiatek