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- [42] Differential pulse polarographic determination of tin in alloys and environmental samples after preconcentration with the ion pair of 2-nitroso-1-naphthol-4-sulfonic acid and tetradecyldimethylbenzylammonium chloride onto microcrystalline naphthalene or by column method TALANTA, 1999, 48 (02) : 355 - 362
- [43] Simultaneous determination of cadmium and lead in real and environmental samples by differential pulse polarography after adsorption of their 2-nitroso-1-naphthol-4-sulfonic acid tetradecyldimethylbenzylammonium ion-associated complex on microcrystalline naphthalene MICROCHEMICAL JOURNAL, 1998, 58 (01) : 21 - 30
- [47] Spectrophotometric determination of copper(II) with 1-nitroso-2-naphthol in Tween 40 JOURNAL OF THE CHEMICAL SOCIETY OF PAKISTAN, 2002, 24 (03): : 176 - 180
- [50] Derivative spectrophotometric determination of nickel (II) with 1-nitroso-2-naphthol in aqueous phase JOURNAL OF THE CHEMICAL SOCIETY OF PAKISTAN, 2006, 28 (04): : 331 - 336