Extraction and preconcentration of β-blockers in human urine for analysis with high performance liquid chromatography by means of carrier-mediated liquid phase microextraction
✍ Scribed by Li Zhang; Xiaoli Su; Chenggong Zhang; Li Ouyang; Qingji Xie; Ming Ma; Shouzhuo Yao
- Book ID
- 116904508
- Publisher
- Elsevier Science
- Year
- 2010
- Tongue
- English
- Weight
- 515 KB
- Volume
- 82
- Category
- Article
- ISSN
- 0039-9140
No coin nor oath required. For personal study only.
📜 SIMILAR VOLUMES
A sensitive, specific and accurate high performance liquid chromatography/ionspray-tandem mass spectrometry procedure (HPLC/MS/MS) has been developed to quantify cyclophosphamide in human urine from hospital personnel involved in drug preparation and administration of antineoplastic alkylating agent
## Abstract A new, sensitive method for the determination of oncopterin, biopterin, and neopterin in human urine has been developed using SPE with 6,7‐dimethylpterin as internal standard and gradient HPLC with fluorescence detection. SPE was tested for the pre‐treatment of urine samples on differen