Liquid-Liquid Extraction-Chromogenic System for Vanadium(V) Based on 4-(2-thiazolylazo)orcinol (TAO) and Aliquat 336

by Galya K. Toncheva, Nikolina P. Milcheva, Kiril Blazhev Gavazov
Published 2018-12-01

THE DEPENDENCE OF THE GUM EFFICIENCY FROM THE FLOOR IN THE NORMAL TYPE OF CHEWING

by K. Toncheva, D. Korol, D. Kindiy, R. Kozak, I. Skubiy
Published 2017-03-01

Complex Formation in a Liquid-Liquid Extraction System Containing Vanadium(IV/V), 2,3-Dihydroxynaphtahlene and Thiazolyl Blue

by Galya K. Toncheva, Zlatimir T. Zhelev, Vassil B. Delchev, Kiril Blazhev Gavazov
Published 2018-06-01

Application of 4-(2-pyridylazo)resorcinol for flotation-spectrophotometric determination of iron

by G. K. Toncheva, K. B. Gavazov, Z. G. Georgieva, L. K. Dospatliev, A. B. Peltekov, B. S. Boyanov
Published 2017-01-01