J. Leyva

发表

Determination of formic acid vapour using piezoelectric crystals with 4-ethyl-3-thiosemicarbazide and 2,6-diacetylpyridine coatings

J. L. D. Cisneros, J. Leyva, D. G. Barreda, 1993 .

DETERMINATION OF INORGANIC PHOSPHATE IN URINE SAMPLES: A REVIEW

J. Leyva, M. P. H. Artiga, M. Chaves, 1994 .

ATOMIC ABSORPTION AND UV-VIS ABSORPTION SPECTROPHOTOMETRIC DETERMINATION OF OXALATE IN URINE BY LIGAND EXCHANGE EXTRACTION

J. Leyva, M. P. H. Artiga, M. Mendez, 1990 .

A new spectrophotometric method for determining triglycerides in serum.

J. Leyva, M. C. Mochón, 1984, Clinica chimica acta; international journal of clinical chemistry.

Polarographic study of acrolein and its determination by flow injection with amperometric detection at a mercury electrode.

J. L. D. Cisneros, J. Leyva, I. Rodríguez, 1996 .

Use of a carbon paste modified electrode for the determination of 2-nitrophenol in a flow system by differential pulse voltammetry

J. Hidalgo, J. Leyva, I. N. Rodríguez, 1997 .

Spectrophotometric determination of sulphide in water by re-extraction and ligand exchange using chloroform solutions of copper quinolin-8-olate

M. Ceba, J. Leyva, F. Jara, 1982 .

Analytical properties of 1,3-cyclohexanedione bisthiosemicarbazone monohydrochloride.

J. Nevado, M. Ceba, J. Leyva, 1976, Talanta.

A new method for determining the composition and stability constant of complexes of the form ambn

M. Ceba, J. Leyva, J.C.Jiménez Sánchez, 1977 .

Voltammetric determination of 2-nitrophenol at a bentonite-modified carbon paste electrode

M. P. Hernández-Artiga, J. Leyva, I. N. Rodríguez, 1997 .

Determination of total carbonate by ligand exchange

M. García-Vargas, J. Leyva, M. Riaño, 1990 .

Simple Spectrophotometric Determination of Total Carbonate by Re-Extraction Via Ligand Exchange Using Chloroform Solutions of Uranyl Quinolin-8-Olate

M. Vargas, J. Leyva, M. Riaño, 1988 .

Preliminary study of nickel, ferric, lead, and copper oxinates in reactions of reextraction through the exchange of ligands: The use of chloroform solutions of the copper oxinate in the spectrophotometric determination of cyanide

M. Ceba, J. Leyva, F. Vinagre-Jara, 1982 .

Spectrophotometric determination of anions by reextraction through the exchange of ligands: The determination of traces of oxalate using ferric indol-2-carboxylate in isoamyl alcohol

M. Ceba, J. Leyva, F. Jara, 1980 .

New spectrophotometric method for determining the stoichiometry and equilibrium constants of some redox reactions

J. Nevado, M. Ceba, J. Leyva, 1981 .

Spectrophotometric Study of 1, 3-Cyclohexanedione Bisthiosemicarbazone Monohydrochloride -Bi (III) Complex. Determination of Bi (III)

J. Nevado, J. Leyva, M. Román, 1978 .

Use of a bentonite-modified carbon paste electrode for the determination of some phenols in a flow system by differential-pulse voltammetry

J. L. D. Cisneros, J. Leyva, I. N. Rodríguez, 1997 .

Spectrophotometric determination of periodate with the bisthiosemicarbazones of phthalimide and 1,3-indandione

J. Leyva, M. C. Mochón, 1986 .

N-N′-bis(pyridinylmethylene)ethylenediamine as an analytical reagent for spectrophotometric determination of copper: Determination of the stoichiometry of the system copper-reagent-perchlorate

P. Palma, J. Leyva, Pilar Palma, 1985 .

Spectrophotometric determination of periodate and glycerol with 5,5-dimethyl-1,3-cyclohexanedione bisthiosemicarbazone monohydrochloride

J. Leyva, M. C. Mochón, M. Mochón, 1982 .

Spectrophotometric Determination of Trace Amounts of Titanium in Geochemical and Metallurgical Samples

M. García-Vargas, J. Leyva, M. Riaño, 1993 .

A method for determining the stoichiometry of ternary complexes: Study of the o-phenanthroline-ferrous ion-perchlorate ion system

J. Leyva, Clifford C. Wait, 1989 .