فهرس المقالات Ultrasound-assisted surfactant emulsification–Microextraction حرية الوصول المقاله صفحة الملخص نص كامل 1 - Determination of Ultra Trace Amounts of Carmoisine in Food Specimens by Ultrasound-assisted Surfactant-enhanced Emulsification Microextraction Method Coupled with UV-Visible Spectrophotometry Mohammad Reza Jalali Sarvestani Zohreh Doroudi 10.22034/jchr.2021.1923785.1265