Evaluation of solvent extraction by ultrasound by using high performance liquid chromatography for the determination of polycyclic aromatic hydrocarbons in contaminated soils.

Determination of aflatoxins in Chinese medicinal herbs by high-performance liquid chromatography using immunoaffinity column cleanup. Improvement of

Propranolol plasma monitoring in children submitted to surgery of tetralogy of Fallot by a micromethod using high performance liquid

(1997), Simultaneous determination of six penicillins in cows' raw milk by a multiresidue high- performance liquid chromatographic method. (1998), Simultaneous determination of

Quantitative analysis of vitamin in a feed using normal phase high performance liquid chromatography.. Separation of the natural retinoids by high-pressure

A simple, sensitive and rapid solid-phase extraction method by using high performance liquid chromatography (SPE-HPLC) was developed for simultaneous determination of four coumarins,

Chromatographic profile obtained by the liquid-liquid extraction (LLE) high performance liquid chromatography with diode array detection (HPLC-DAD) analysis of a urine sample

An easy and efficient sample preparation method was developed for the determination of natamycin residues in wine samples by solvent extraction and ultra-high performance liquid

Determination of norfloxacin in human plasma and urine by high- performance liquid chromatography and fluorescence detection. Separation and determination of synthetic impurities