## Abstract A high‐performance liquid chromatographic–tandem mass spectrometric (HPLC–MS–MS) assay was developed and validated to determine quantitatively flocoumafen and brodifacoum in whole blood using warfarin as an internal standard (IS). Liquid–liquid extraction, using ethyl acetate, was used
Development and validation of a liquid chromatography method with electrospray ionization tandem mass spectrometry for the determination of brotizolam residues in beef and commercial whole milk
✍ Scribed by Hee-Jung Cho; Kyul Jo; Hee Yi; Soo Min Cho; A. M. Abd El-Aty; Min Kyung Kim; Sang Beom Han; Jae Ho Oh; Chan Hyeok Kwon; Jae-Han Shim; Ho-Chul Shin
- Publisher
- John Wiley and Sons
- Year
- 2011
- Tongue
- English
- Weight
- 995 KB
- Volume
- 25
- Category
- Article
- ISSN
- 0269-3879
- DOI
- 10.1002/bmc.1579
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