Zobrazeno 1 - 8
of 8
pro vyhledávání: '"María José González de la Huebra"'
Autor:
Christoph von Holst, Aneta Cizek-Stroh, Stefano Bellorini, Håkan Emteborg, Piotr Robouch, María José González de la Huebra
Publikováno v:
Journal of AOAC International. 102(6)
Background: Phytase-based preparations are important feed additives currently authorised in the European Union (EU). The European Standard (EN) and International Organization for Standardization (ISO) standard 30024 describes a harmonized method for
Autor:
Stefano Bellorini, Zigmas Ezerskis, Piotr Robouch, María José González de la Huebra, Christoph von Holst
Publikováno v:
Food Additives & Contaminants. Part A, Chemistry, Analysis, Control, Exposure & Risk Assessment
This paper describes the operation of the European Union Reference Laboratory for Feed Additives (EURL) and its role in the authorisation procedure of feed additives in the European Union. Feed additives are authorised according to Regulation (EC) No
Publikováno v:
Journal of AOAC INTERNATIONAL. 95:61-66
The performance characteristics of a method based on HPLC with postcolumn derivatization and spectrophotometric detection for the quantification of semduramicin in poultry feedingstuffs have been determined via a collaborative study. Semduramicin is
Publikováno v:
Journal of Pharmaceutical and Biomedical Analysis. 43:1628-1637
A novel and suitable clean-up method that allows, for the first time, the simultaneous determination of a rather large number of macrolide antibiotics (erythromycin, rosamicin, spiramycin, tylosin, kitasamycin and josamycin in feedingstuffs by high p
Publikováno v:
Analytical and Bioanalytical Chemistry. 382:433-439
A high-performance liquid chromatography method coupled to coulometric detection has been applied for the determination, in a single run, of up to eight macrolide antibiotics (erythromycin [ERY], tylosin [TYL], tilmicosin [TILM], spiramycin 2 [SPI 2]
Publikováno v:
Analytica Chimica Acta. 503:247-256
Two different high performance liquid chromatography procedures and two detection modes (spectrophotometric and electrochemical) and direct infusion mass spectrometry were used for the characterisation of two macrolide antibiotics, spiramycin and dir
Publikováno v:
Journal of pharmaceutical and biomedical analysis. 61
A new, simple and fit for purpose method based on liquid chromatography with UV spectrophotometric detection and post-column derivatisation (LC-UV-PCD) for the determination of semduramicin in poultry compound feed, premixtures and feed additive as w
Publikováno v:
Electroanalysis; Apr2003, Vol. 15 Issue 5/6, p473-479, 7p