TY - SER AU - Javanmardi,Fardin TI - Optimized dispersive liquid-liquid microextraction method and high performance liquid chromatography with ultraviolet detection for simultaneous determination of sorbic and benzoic acids and evaluation of contamination of these preservatives in iranian foods N1 - YS2016 M07 Sources - Journal of AOAC International Sources - 98 (4) 2015 : 962-970 ISSN - 1060-3271 ER -