SABER TEHRANI, Mohammad; B. GHASEMI, Jahan; TAGHI BAHARIFARD, Mohammad. Simultaneous Spectrophotometric Determination of Zinc, Cadmium and Lead by Xylenol Orange Using the Partial Least Squares Method After Their Preconcentration by 5,10,15,20-Tetrakis(4-Carboxylphenyl)porphyrin on Amberlite IRA-402 Resin. Asian Journal of Chemistry, [S. l.], v. 24, n. 7, p. 3078–3086, 2012. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/9298. Acesso em: 22 jul. 2024.