Centrifuge Microextraction Coupled with On-Line Back-Extraction Field-Amplified Sample Injection Method for the Determination of Trace Ephedrine Derivatives in the Urine and Serum

2006 ◽  
Vol 78 (17) ◽  
pp. 6043-6049 ◽  
Author(s):  
Huaifang Fang ◽  
Zhaorui Zeng ◽  
Lan Liu
2015 ◽  
Vol 7 (1) ◽  
pp. 175-180 ◽  
Author(s):  
Cheng Chen ◽  
Lingchen Meng ◽  
Meixian Li ◽  
Zhiwei Zhu

A rapid, sensitive and cost-effective CE-UV method has been developed for the simultaneous separation and sensitive determination of four beta2-agonists.


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