Works by Divarova, Vidka

Results: 16

An Ionic Liquid-Assisted Mixed Micelle-Mediated Centrifuge-Less Cloud Point Extraction Spectrophotometric Method for the Determination of Molybdenum(VI).

Published in:

International Journal of Molecular Sciences, 2025, v. 26, n. 10, p. 4597, doi. 10.3390/ijms26104597

By:

Divarova, Vidka;
Gajdošová, Andrea;
Racheva, Petya;
Gavazov, Kiril

Publication type:

Article

Spectrophotometric investigations on liquid-liquid extraction systems containing cobalt, 4-(2-pyridylazo)-resorcinol and tetrazolium salts.

Published in:

Chemija, 2013, v. 24, n. 2, p. 81

By:

Divarova, Vidka V.;
Gavazov, Kiril B.;
Lekova, Vanya D.;
Dimitrov, Atanas N.

Publication type:

Article

PHASE SEPARATION LIQUID-LIQUID EXTRACTION FOR THE QUANTIFICATION OF 8-ISO-PROSTAGLANDIN F2 ALPHA IN HUMAN PLASMA BY LC-MS/MS.

Published in:

Journal of Medical Biochemistry, 2021, v. 40, n. 1, p. 10, doi. 10.5937/jomb0-24746

By:

Tomov, Desislav;
Bocheva, Georgeta;
Divarova, Vidka;
Kasabova, Lilia;
Svinarov, Dobrin

Publication type:

Article

Serum Levels of Leptin and Adiponectin in Patients with Autoimmune Hashimoto's Thyroiditis.

Published in:

Folia Medica, 2023, v. 65, n. 2, p. 199, doi. 10.3897/folmed.65.e75390

By:

Tomov, Desislav G.;
Levterova, Boryana A.;
Troev, Dimitar M.;
Miteva, Maria Z.;
Mihaylova, Valentina N.;
Uzunova, Yordanka I.;
Divarova, Vidka V.;
Orbetzova, Maria M.

Publication type:

Article

A Semi-Micro Extraction Spectrophotometric Determination of Iron Using 4-Nitrocatechol and Xylometazoline Hydrochloride.

Published in:

Molecules, 2025, v. 30, n. 4, p. 899, doi. 10.3390/molecules30040899

By:

Racheva, Petya V.;
Saravanska, Antoaneta D.;
Toncheva, Galya K.;
Kiradzhiyska, Denitsa D.;
Milcheva, Nikolina P.;
Divarova, Vidka V.;
Pencheva, Ina P.;
Stojnova, Kirila T.;
Delchev, Vassil B.;
Gavazov, Kiril B.

Publication type:

Article

Use of a Hydrophobic Azo Dye for the Centrifuge-Less Cloud Point Extraction–Spectrophotometric Determination of Cobalt.

Published in:

Molecules, 2022, v. 27, n. 15, p. 4725, doi. 10.3390/molecules27154725

By:

Gavazov, Kiril Blazhev;
Racheva, Petya V.;
Milcheva, Nikolina P.;
Divarova, Vidka V.;
Kiradzhiyska, Denitsa Dimitrova;
Genç, Fatma;
Saravanska, Antoaneta D.

Publication type:

Article

Spectrophotometric Determination of Molybdenum(VI) as a Ternary Complex with 4-Nitrocatechol and Benzalkonium Chloride.

Published in:

Molecules, 2022, v. 27, n. 4, p. 1217, doi. 10.3390/molecules27041217

By:

Divarova, Vidka V.;
Saravanska, Antoaneta;
Toncheva, Galya;
Milcheva, Nikolina;
Delchev, Vassil B.;
Gavazov, Kiril

Publication type:

Article

Liquid-liquid extraction of ion-association complexes of cobalt(II)--4-(2-pyridylazo)resorcinol with ditetrazolium salts.

Published in:

Journal of the Serbian Chemical Society, 2015, v. 80, n. 2, p. 179, doi. 10.2298/JSC140514102V

By:

DIVAROVA, VIDKA V.;
STOJNOVA, KIRILA T.;
RACHEVA, PETYA V.;
LEKOVA, VANYA D.;
DIMITROV, ATANAS N.

Publication type:

Article

A Sensitive Spectrophotometric Determination of Silver (I) with Blue Tetrazolium Chloride.

Published in:

Journal of the Chemical Society of Pakistan, 2023, v. 45, n. 6, p. 501, doi. 10.52568/001394/jcsp/45.06.2023

By:

Divarova, Vidka Vassileva;
Kiradzhiyska, Denitsa Dimitrova;
Gavazov, Kiril Blazhev

Publication type:

Article

Extraction System for the Spectrophotometric Determination of Tungsten(VI) with 4-Nitrocatechol and Benzalkonium Chloride.

Published in:

Acta Chimica Slovenica, 2024, v. 71, n. 3, p. 519, doi. 10.17344/acsi.2024.8835

By:

Divarova, Vidka V.;
Stojnova, Kirila T.;
Radkovska, Ivelina D.;
Saravanska, Antoaneta D.;
Toncheva, Galya K.;
Delchev, Vassil B.;
Gavazov, Kiril B.

Publication type:

Article

Study on the Complex Formation and the Ion-Association of Anionic Chelate of Molybdenum(VI) with Bidentate Ligand and the Cation of 2,3,5-Triphenyl-2Н-tetrazolium Chloride.

Published in:

Acta Chimica Slovenica, 2020, v. 67, n. 2, p. 594, doi. 10.17344/acsi.2019.5612

By:

Stojnova, Kirila;
Racheva, Petya;
Divarova, Vidka;
Yanev, Pavel;
Lekova, Vanya

Publication type:

Article

Study on the Chelate Formation and the Ion-association of Anionic Chelate of Molybdenum(VI) with 3,5-Dinitrocatechol and Monotetrazolium Cation.

Published in:

Acta Chimica Slovenica, 2018, v. 65, n. 1, p. 213, doi. 10.17344/acsi.2017.3860

By:

Stojnova, Kirila;
Divarova, Vidka;
Racheva, Petya;
Bozhinova, Kristina;
Lekova, Vanya

Publication type:

Article

Study on the Equilibria of the Complex Formation of the Ion-pair of Germanium(IV) with 4-Nitrocatechol and 1,4-Diphenyl-3-(phenylamino)-1H-1,2,4-triazole.

Published in:

Acta Chimica Slovenica, 2017, v. 64, n. 2, p. 365, doi. 10.17344/acsi.2017.3214

By:

Racheva, Petya;
Stojnova, Kirila;
Divarova, Vidka;
Lekova, Vanya

Publication type:

Article

Study on the Complex Equilibria of Molybdenum(VI) with 3,5-Dinitrocatechol and Ditetrazolium Salt.

Published in:

Acta Chimica Slovenica, 2016, v. 63, n. 3, p. 654, doi. 10.17344/acsi.2016.2513

By:

Stojnova, Kirila;
Racheva, Petya;
Divarova, Vidka;
Bozhinova, Kristina;
Lekova, Vanya

Publication type:

Article

Complex Formation in a Liquid-Liquid Extraction System Containing Co(II), 4-(2-Thiazolylazo)resorcinol and Monotetrazolium Salt.

Published in:

Acta Chimica Slovenica, 2016, v. 63, n. 1, p. 97, doi. 10.17344/acsi.2015.1987

By:

Divarova, Vidka;
Stojnova, Kirila;
Racheva, Petya;
Lekova, Vanya

Publication type:

Article

Ternary Ion-Association Complexes Of Cobalt with 4-(2-pyridylazo)Resorcinol and Tetrazolium Salts.

Published in:

Acta Chimica Slovenica, 2014, v. 61, n. 4, p. 813

By:

Divarova, Vidka V.;
Lekova, Vanya D.;
Racheva, Petya V.;
Stojnova, Kirila T.;
Dimitrov, Atanas N.

Publication type:

Article