(1)
Singh Kadyan, P.; Singh, D.; Singh, I. Spectrophotometric Determination of Trace Cadmium in Tobacco With Tris-[2,4,6-(2-Hydroxy-4-Sulpho-1-naphthylazo)]-S-Triazine, Trisodium Salt. ajc 2012, 24, 5876-5878.