LIANG†, JINGJING; ZHAO, JISHOU; YE, YANQING; HU*†, QIUFEN; YANG†, GUANGYU. Study on Solid Phase Extraction and Spectrophotometric Determination of Gold with 5-(2-Hydroxy-4-sulfo-5- chlorophenolazo)thiorhodmine as Chromogenic Reagent. Asian Journal of Chemistry, [S. l.], v. 22, n. 1, p. 45–50, 2009. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/16618. Acesso em: 26 aug. 2024.