Ms. Chernovyants et al., EXTRACTION-PHOTOMETRIC DETERMINATION OF ANTIMONY(V) WITH AZO DYES OF THE BENZIMIDAZOLE SERIES, Journal of analytical chemistry, 51(9), 1996, pp. 859-862
A systematic series of benzimidazole-based azo dye reagents with aroma
tic and heteroaromatic azo components is proposed for the extraction-p
hotometric determination of antimony(V) traces.