(1)
LIANG†, J.; ZHAO, J.; YE, Y.; HU*†, Q.; YANG†, G. Study on Solid Phase Extraction and Spectrophotometric Determination of Gold With 5-(2-Hydroxy-4-Sulfo-5- chlorophenolazo)thiorhodmine As Chromogenic Reagent. ajc 2009, 22, 45-50.