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1

Sequential Extraction Procedure for the Speciation of Elements in Fly Ash Samples

Ildikó Bódog, Klára Polyák, Zsuzsanna Csikós-Hartyányi, József Hlavay

Journal:

Microchemical Journal

Year:

1996

Language:

english

File:

PDF, 514 KB

english, 1996

2

Treatment of drinking water by ion exchange and adsorption methods

K. Polyák, J. Hlavay, J. Gálfy-Kalocsay

Journal:

Reactive Polymers

Year:

1992

Language:

english

File:

PDF, 75 KB

english, 1992

3

A simple method for the determination of clinoptilolite in natural zeolite rocks

Zolta´n Kriva´csy, Jo´zsef Hlavay

Journal:

Year:

1995

Language:

english

File:

PDF, 433 KB

english, 1995

4

Handbook of pollution contorl and waste minimization

Journal:

Reaction Kinetics, Mechanisms and Catalysis

Year:

2002

Language:

english

File:

PDF, 22 KB

english, 2002

5

International Symposium on Measurement Uncertainty in View of ISO 17025 Requirements, Budapest, Hungary, June 5–6, 2000

Journal:

Accreditation and Quality Assurance

Year:

2001

Language:

english

File:

PDF, 15 KB

english, 2001

6

[Studies in Environmental Science] Chemistry for Protection of the Environment 1987, Proceedings of the Sixth International Conference Volume 34 || Application of New Adsorbents for Removal of Arsenic from Drinking Water

Year:

1988

Language:

english

File:

PDF, 487 KB

english, 1988

7

Mining data from Roman sandstone quarries

Palágyi, S., Csirke, O., Futó, J., †Hlavay, J., Raucsik, B., Szabó, A., Vassányi, I.

Journal:

Acta Archaeologica (Akadémiai Kiadó)

Year:

2006

Language:

english

File:

PDF, 16.97 MB

english, 2006

8

A selection method for high performance stationary phases in glass capillary GC. Part 1: The molecular weight distribution of polyglycol phases

G. Y. Vigh, Á. Bartha, J. Hlavay

Journal:

Journal of Separation Science

Year:

1981

Language:

english

File:

PDF, 253 KB

english, 1981

9

Preparation and use of high temperature silylated capillary columns coated with a mixture of OV-1 and FFAP for the analysis of volatile carboxylic acids

Gy. Vigh, J. Hlavay, Z. Varga-Puchony, T. Welsch

Journal:

Journal of Separation Science

Year:

1982

Language:

english

File:

PDF, 245 KB

english, 1982

10

Importance and Determination of Chemical Species in Solid Samples

J. Hlavay, K. Polyak, I. Bodog, Z. Csok

Journal:

Microchemical Journal

Year:

1995

File:

PDF, 965 KB

1995

11

Chemical Speciation of Elements in Sediment Samples Collected at Lake Balaton

József Hlavay, Klára Polyák

Journal:

Microchemical Journal

Year:

1998

Language:

english

File:

PDF, 224 KB

english, 1998

12

Determination of sulphite by use of a fiber-optic biosensor based on a chemiluminescent reaction

József Hlavay, George G. Guilbault

Journal:

Analytica Chimica Acta

Year:

1994

Language:

english

File:

PDF, 568 KB

english, 1994

13

Characterization of an element-specific detector for combined gas chromatography—atomic emission detection

András Gelencsér, János Szépvölgyi, József Hlavay

Journal:

Journal of Chromatography A

Year:

1993

Language:

english

File:

PDF, 711 KB

english, 1993

14

A simple method for the determination of capacity factor on solid-phase extraction cartridges. I

András Gelencsér, Gyula Kiss, Zoltán Krivácsy, Zita Varga-Puchony, József Hlavay

Journal:

Journal of Chromatography A

Year:

1995

Language:

english

File:

PDF, 606 KB

english, 1995

15

Determination of polycyclic aromatic hydrocarbons in precipitation using solid-phase extraction and column liquid chromatography

Gyula Kiss, Zita Varga-Puchony, József Hlavay

Journal:

Journal of Chromatography A

Year:

1996

Language:

english

File:

PDF, 824 KB

english, 1996

16

Determination of quartz in dust samples by diffuse reflection FTIR spectroscopy

Z. Krivácsy, J. Hlavay

Journal:

Journal of Molecular Structure

Year:

1993

Language:

english

File:

PDF, 234 KB

english, 1993

17

Method for the reliable quantitative analysis by diffuse reflectance infrared spectroscopy

Z. Krivácsy, J. Hlavay

Journal:

Journal of Molecular Structure

Year:

1995

Language:

english

File:

PDF, 315 KB

english, 1995

18

Analysis of respirable dust

Journal:

Microchemical Journal

Year:

1992

Language:

english

File:

PDF, 498 KB

english, 1992

19

Atmospheric deposition of polycyclic aromatic hydrocarbons on the Lake Balaton, Hungary

Eszter Bodnár, József Hlavay

Journal:

Microchemical Journal

Year:

2005

Language:

english

File:

PDF, 453 KB

english, 2005

20

Quantitative determination of the mordenite content of natural zeolite rocks by infrared spectroscopy

J. Hlavay, I. Vassányi, J. Inczédy

Journal:

Spectrochimica Acta Part A: Molecular Spectroscopy

Year:

1985

Language:

english

File:

PDF, 177 KB

english, 1985

21

Ion exchange of heavy metals on natural clinoptilolite

K. Polyák, J. Hlavay

Journal:

Reactive Polymers

Year:

1992

Language:

english

File:

PDF, 75 KB

english, 1992

22

Fibre-optic biosensor for hypoxanthine and xanthine based on a chemiluminescence reaction

J. Hlavay, S.D. Haemmerli, G.G. Guilbault

Journal:

Biosensors and Bioelectronics

Year:

1994

Language:

english

File:

PDF, 592 KB

english, 1994

23

Determination of surface properties of iron hydroxide-coated alumina adsorbent prepared for removal of arsenic from drinking water

József Hlavay, Klára Polyák

Journal:

Journal of Colloid and Interface Science

Year:

2005

Language:

english

File:

PDF, 285 KB

english, 2005

24

Development of a monitoring network on Lake Balaton, Hungary

Klára Polyák, József Hlavay

Journal:

Microchemical Journal

Year:

2005

Language:

english

File:

PDF, 385 KB

english, 2005

25

Material transport between the atmosphere and sediment of the Lake Balaton

Eszter Bodnár, Klára Polyák, József Hlavay

Journal:

Microchemical Journal

Year:

2005

Language:

english

File:

PDF, 531 KB

english, 2005

26

Investigation of the reliability of piezoelectric chemical sensors

György Barkó, Richárd Németh, József Hlavay

Journal:

Analytica Chimica Acta

Year:

2003

Language:

english

File:

PDF, 786 KB

english, 2003

27

Application of principal component analysis for the characterisation of a piezoelectric sensors array

György Barkó, József Hlavay

Journal:

Analytica Chimica Acta

Year:

1998

Language:

english

File:

PDF, 211 KB

english, 1998

28

Application of fuzzy clustering and piezoelectric chemical sensor array for investigation on organic compounds

György Barkó, János Abonyi, József Hlavay

Journal:

Analytica Chimica Acta

Year:

1999

Language:

english

File:

PDF, 100 KB

english, 1999

29

Evaluation of the reliability of diffusive sampling in environmental monitoring

Balázs Tolnai, András Gelencsér, Csilla Gál, József Hlavay

Journal:

Analytica Chimica Acta

Year:

2000

Language:

english

File:

PDF, 81 KB

english, 2000

30

Separation of tetrazolium derivatives by reversed-phase high-performance liquid chromatography

Z. Varga-Puchony, Gy. Vigh, J. Hlavay, S. Balogh, T. Welsch

Journal:

Journal of Chromatography A

Year:

1980

Language:

english

File:

PDF, 241 KB

english, 1980

31

Determination of chlorophacinone in formulations by reversed-phase ion-pair chromatography

Gy. Vigh, Z. Varga-Puchony, E. Papp-Hites, J. Hlavay, S. Balogh

Journal:

Journal of Chromatography A

Year:

1981

Language:

english

File:

PDF, 437 KB

english, 1981

32

Use of pluronic F68 glass capillary columns for the analysis of essential oil samples

J. Hlavay, Á. Bartha, Gy. Vigh, M. Gazdag, G. Szepesi

Journal:

Journal of Chromatography A

Year:

1981

Language:

english

File:

PDF, 372 KB

english, 1981

33

Integrated analytical scheme for the development of an atactic polypropylene-based olefin-polymer producing technology

J. Hlavay, L. Barta, Á. Barta, Gy. Vigh

Journal:

Journal of Chromatography A

Year:

1982

Language:

english

File:

PDF, 466 KB

english, 1982

34

Factors influencing the retention of insulins in reversed-phase high-performance liquid chromatographic systems

Gyula Vigh, Zita Varga-Puchony, József Hlavay, E. Papp-Hites

Journal:

Journal of Chromatography A

Year:

1982

Language:

english

File:

PDF, 650 KB

english, 1982

35

Separation of saturated and unsaturated aldehyde and ketone 2,4-dinitrophenylhydrazone derivatives by reversed-phase high-performance liquid chromatography

Gy. Vigh, Z. Varga-Puchony, J. Hlavay, M. Petró-Turcza, I. Szárföldi-Szalma

Journal:

Journal of Chromatography A

Year:

1980

Language:

english

File:

PDF, 327 KB

english, 1980

36

Occurrence and determination of organic pollutants in aerosol, precipitation, and sediment samples collected at Lake Balaton

Gyula Kiss, András Gelencsér, Zoltán Krivácsy, József Hlavay

Journal:

Journal of Chromatography A

Year:

1997

Language:

english

File:

PDF, 1.73 MB

english, 1997

37

Electrokinetic injection in capillary electrophoresis and its application to the analysis of inorganic compounds

Zoltán Krivácsy, András Gelencsér, József Hlavay, Gyula Kiss, Zsolt Sárvári

Journal:

Journal of Chromatography A

Year:

1999

Language:

english

File:

PDF, 580 KB

english, 1999

38

Instrument for generation of volatile organic compounds for the development of chemical sensors and evaluation of tube-type diffusive sampling

Balázs Tolnai, György Barkó, Richárd Németh, József Hlavay

Journal:

Microchemical Journal

Year:

2000

Language:

english

File:

PDF, 158 KB

english, 2000

39

Investigation on the pollution sources of bottom sediments in the Lake Balaton

József Hlavay, Klára Polyák

Journal:

Microchemical Journal

Year:

2002

Language:

english

File:

PDF, 1.81 MB

english, 2002

40

Piezoelectric detectors for specific detection of environmental pollutants

L. M. Webber, J. Hlavay, G. G. Guilbault

Journal:

Microchimica Acta

Year:

1978

Language:

english

File:

PDF, 310 KB

english, 1978

41

Survey of concentration of polycyclic aromatic hydrocarbons in lake balaton by HPLC with fluorescence detection

Gy. Kiss, Z. Varga-Puchony, A. Gelencsér, Z. Krivácsy, Á. Molnár, J. Hlavay

Journal:

Chromatographia

Year:

1998

Language:

english

File:

PDF, 439 KB

english, 1998

42

Chemical fractionation of a fly ash sample by a sequential leaching method

Klára Polyák, József Hlavay

Journal:

Analytical and Bioanalytical Chemistry

Year:

2001

Language:

english

File:

PDF, 37 KB

english, 2001

43

Development of a calibration instrument for the dynamic generation of organic vapors

György Barkó, József Hlavay

Journal:

Analytical and Bioanalytical Chemistry

Year:

1998

Language:

english

File:

PDF, 62 KB

english, 1998

44

Environmental mobility of trace metals in sediments collected in the Lake Balaton

Klára Polyák, József Hlavay

Journal:

Analytical and Bioanalytical Chemistry

Year:

1999

Language:

english

File:

PDF, 408 KB

english, 1999

45

The Hungarian accreditation process

József Hlavay, Rózsa Ring, Péter Fodor

Journal:

Accreditation and Quality Assurance

Year:

1998

Language:

english

File:

PDF, 291 KB

english, 1998

46

The role of capacity factor in method development for solid-phase extraction of phenolic compounds. II

András Gelencsér, Gyula Kiss, Zoltán Krivácsy, Zita Varga-Puchony, József Hlavay

Journal:

Journal of Chromatography A

Year:

1995

Language:

english

File:

PDF, 444 KB

english, 1995

47

Ammonia and iron removal from drinking water with clinoptilolite tuff

József Hlavay, Gyula Vigh, Vendel Olaszi, János Inczédy

Journal:

Year:

1983

Language:

english

File:

PDF, 222 KB

english, 1983

48

Pellet preparation for quantitative determination of inorganic solid substances by infrared spectroscopy

J. Hlavay, J. Inczédy

Journal:

Spectrochimica Acta Part A: Molecular Spectroscopy

Year:

1985

Language:

english

File:

PDF, 476 KB

english, 1985

49

Concentration dependence of the relative error in diffuse reflectance infrared spectrometry

Z. Krivácsy, J. Hlavay

Journal:

Spectrochimica Acta Part A: Molecular Spectroscopy

Year:

1994

Language:

english

File:

PDF, 461 KB

english, 1994

50

Optimization of sample packing in diffuse reflectance infrared spectroscopy

Z. Krivácsy, J. Hlavay

Journal:

Spectrochimica Acta Part A: Molecular Spectroscopy

Year:

1994

Language:

english

File:

PDF, 330 KB

english, 1994