The chromatographic system consisted of a Shimadzu LC-6A model (Shimadzu, Tokyo, Japan), fitted with a Waters m-BondapackTM (Waters Corporation, Milford, MA, USA) C18 column (300Â3.9 mm I.D.) and a System Controller SCL-6A
The chromatographic system consisted of a Shimadzu LC-6A model (Shimadzu, Tokyo, Japan), fittedwith a Waters m-BondapackTM (Waters Corporation,Milford, MA, USA) C18 column (300Â3.9 mm I.D.)and a System Controller SCL-6A