@inproceedings{paperid:1048391, author = {Ashraf, Narjes and Khazaei, Mahya and Abolfazl Darroudi}, title = {Vortex-assisted liquid-liquid microextraction prior to UV-Vis spectrophotometry for determination of sulfide using methylene blue method}, booktitle = {بیست و یکمین کنفرانس شیمی تجزیه ایران}, year = {2015}, location = {اهواز, IRAN}, keywords = {Vortex-assisted liquid-liquid microextraction prior to UV-Vis spectrophotometry for determination of sulfide using methylene blue method}, }