I. Krull

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Analytical method development and validation for the academic researcher

I. Krull, M. Swartz, 1999 .

High-performance liquid chromatography using continuous on-line post-elution photoirradiation with subsequent diode-array UV or thermospray mass spectrometry detection

I. Krull, I. Lurie, D. A. Cooper, 1993 .

Immunodetection approaches and high-performance immunoaffinity chromatography for an analogue of bovine growth hormone releasing factor at trace levels.

I. Krull, R. A. Strong, B. Cho, 1996, Biomedical chromatography : BMC.

monisation of Technical Requirements for Registration of Pharmaceuticals for Human Use (ICH) guidelines to capillary isoelectric focusing analytical methods (2–5). Many of the publications about capillary isoelectric focusing validation focus on assay or iden-

I. Krull, M. Swartz, 2002 .

HPCE methods for the identification and quantitation of antibodies, their conjugates and complexes.

X. Liu, J. Dai, I. Krull, 1997, Journal of pharmaceutical and biomedical analysis.

The pyrolysis and photolysis of -1-methylenecyclopropane-2,3-dicarboxylic anhydride: approaches to methylenecyclopropene

P. Schissel, I. Krull, D. Arnold, 1971 .

Optimization with Validation in Mind from : Handbook of Analytical Validation

I. Krull, M. Swartz, 2018 .

The Analysis of Synthetic Organic, Neutral Polymers Using Nonaqueous Capillary Gel Electrophoresis (NACGE)

I. Krull, N. Grinberg, Kavita Mistry, 2004 .

General strategies and selection of derivatization reactions for liquid chromatography and capillary electrophoresis.

I. Krull, H. Lingeman, Z. Deyl, 1994, Journal of chromatography. B, Biomedical applications.

Electroanalytical voltammetry in flowing solutions

R. Wightman, A. Bond, S. Weber, 1986 .

HPLC Method Development and Optimization with Validation in Mind

I. Krull, M. Swartz, 2012 .

The thermal energy analysis of sodium saccharin.

D. Fine, I. Krull, U. Goff, 1978, Food and cosmetics toxicology.

Problem of artifacts in the analysis of N-nitroso compounds

D. Fine, I. Krull, T. Fan, 1978 .

A Quality-by-Design Methodology for Rapid LC Method Development, Part III

I. Krull, M. Swartz, P. Lukulay, 2008 .

Characterization of noncovalent complexes of recombinant human monoclonal antibody and antigen using cation exchange, size exclusion chromatography, and BIAcore.

I. Krull, P. Sakorafas, K. Grant, 2001, Analytical biochemistry.

Capillary electrochromatography and pressurized flow capillary electrochromatography : an introduction

I. Krull, 2000 .

Analysis of Inorganic Species by Ion Chromatography and Liquid Chromatography

I. Krull, 1986 .

Metal Cation Speciation via Extraction Reversed Phase HPLC with Refractive Index and/or Inductively Coupled Plasma Emission Detection Methods (HPLC-RI-ICP)

I. Krull, S. B. Smith, D. Bushee, 1982 .

Metal Cation/Anion Speciation Via Paired-Ion, Reversed Phase HPLC With Refractive Index and/or Inductively Coupled Plasma Emission Spectroscopic Detection Methods

I. Krull, S. B. Smith, D. Bushee, 1982 .

Rapid quantitative capillary zone electrophoresis method for monitoring the micro-heterogeneity of an intact recombinant glycoprotein.

S. Berkowitz, I. Krull, R. Mhatre, 2005, Journal of chromatography. A.

Phosphopeptide analysis by directly coupling two-dimensional planar electrochromatography/thin-layer chromatography with matrix-assisted laser desorption/ionization time-of-flight mass spectrometry.

Wayne F. Patton, Linan Song, E. Scrivener, 2007, Journal of chromatography. A.

Electrochemical detection as an alternative to UV in RP‐HPLC peptide mapping

I. Krull, L. Chen, 1994 .

Separation of glycoproteins by capillary isoelectric focusing.

I. Krull, Ling Santora, Huijuan Zhong, 2003, Methods in molecular biology.

Trace analysis for organic nitro compounds by gas chromatography-electron-capture/photoionization detection methods

I. Krull, K. Xie, M. Swartz, 1983 .

Chiral drug analysis in biofluids by liquid chromatography

F. Zhou, I. Krull, Jiaqi Yu, 1993 .

Frequently asked questions about analytical method validation

I. Krull, M. Swartz, 1998 .

Reversible thiol addition as a protecting reaction for conjugated α-methylene groups of lactones

I. Krull, S. M. Kupchan, T. J. Giacobbe, 1970 .

Electrochemical activity of 6-aminoquinolyl urea derivatives of amino acids and peptides. Application to high-performance liquid chromatography with electrochemical detection.

I. Krull, S. Cohen, G. Li, 1996, Journal of chromatography. A.

Capillary isoelectric focusing of proteins in uncoated fused-silica capillaries using polymeric additives

J. Mazzeo, I. Krull, 1991 .

Derivatization of peptides and small proteins for improved identification and detection in capillary zone electrophoresis (CZE)

H. Issaq, King C. Chan, S. Cohen, 1999 .

Trace analysis of organic compounds by high-performance liquid chromatography with photoionization detection.

I. Krull, K. Xie, P. Ferioli, 1984, Journal of chromatography.

Application of affinity capillary electrophoresis for the determination of binding and thermodynamic constants of enediynes with bovine serum albumin

I. Krull, Graham B Jones, Huijuan Zhong, 2002, Electrophoresis.

Improvements in the method developed for performing isoelectric focusing in uncoated capillaries

J. Mazzeo, I. Krull, 1992 .

Femtomole peptide mapping by derivatization, high-performance liquid chromatography, and fluorescence detection.

I. Krull, S. Cohen, H. Liu, 2001, Analytical biochemistry.

Quantitation of insulin injection by high-performance liquid chromatography and high-performance capillary electrophoresis.

I. Krull, M. Lookabaugh, M. Biswas, 1991, Journal of chromatography.

Confirmatory methods for the thermal energy determination of N-nitroso compounds at trace levels

D. Fine, I. Krull, G. Hoffman, 1979 .

Capillary isoelectric focusing as a tool in the examination of antibodies, peptides and proteins of pharmaceutical interest.

I. Krull, Z. Sosic, X. Liu, 1996, Journal of chromatography. A.

Peptide mapping using EOF-driven capillary isoelectric focusing.

J. Mazzeo, I. Krull, J. A. Martineau, 1993, Analytical biochemistry.

Performance of isoelectric focusing in uncoated and commercially available coated capillaries

J. Mazzeo, I. Krull, J. A. Martineau, 1992 .

Examination of variables affecting the performance of isoelectric focusing in uncoated capillaries

J. Mazzeo, I. Krull, 1992 .

Photoelectrochemical detection of benzaldehyde in foodstuffs.

W. LaCourse, I. Krull, 1987, Analytical chemistry.

Fast protein separation and characterization by hydrophobic interaction chromatography (HIC) and low angle laser light scattering photometry (LALLS)

I. Krull, R. Mhatre, 1992 .

Homogeneous fluorescent derivatization of large proteins.

I. Krull, B. Cho, S. Cohen, 2001, Journal of chromatography. A.

Analysis for penicillins and cefoperazone by HPLC-photolysis-electrochemical detection (HPLC-hv-EC).

I. Krull, C. Selavka, K. Bratin, 1986, Journal of pharmaceutical and biomedical analysis.

Derivatization and Post-Column Reactions for Improved Detection in Liquid Chromatography/Electrochemistry

I. Krull, C. Duda, C. Selavka, 1985 .

Photoelectrochemical detection in analytical chemistry

W. LaCourse, I. Krull, 1985 .

The Trace Analysis for Explosives and Related Compounds Via High Performance Liquid Chromatography-Photolysis-Electrochemical Detection

I. Krull, C. Selavka, G. A. Forcier, 1984 .

Explosives and other Nitro Compounds Determined By Liquid Chromatography with Photolysis-Electrochemical Detection

I. Krull, C. Selavka, G. A. Forcier, 1984 .

Characterization of antigen-antibody complexes by size-exclusion chromatography coupled with low-angle light-scattering photometry and viscometry.

I. Krull, R. Qian, R. Mhatre, 1997, Journal of chromatography. A.

Analytical Method Validation: Back to Basics, Part II

I. Krull, M. Swartz, 2009 .

Method validation and robustness

I. Krull, M. Swartz, 2006 .

Validation in Biotechnology and Well-Characterized Biopharmaceutical Products

I. Krull, M. Swartz, 2006 .

Immobilized isocyanates for derivatization of amines for chiral recognition in liquid chromatography with UV detection.

I. Krull, A. Bourque, 1993, Journal of pharmaceutical and biomedical analysis.

Tumor inhibitors. LVII. Reaction of endocyclic .alpha.,.beta.-unsaturated .gamma.-lactones with thiols

I. Krull, S. M. Kupchan, D. C. Fessler, 1970 .

Derivatization of alkyl halides and epoxides with picric acid salts for improved high-performance liquid chromatographic detection☆

C. Dorschel, I. Krull, U. Neue, 1985 .

Amino acid analogs. III: New syntheses of monomethyl- and monophenylglutamic acids.

I. Krull, H. Gershon, R. Parmegiani, 1975, Journal of pharmaceutical sciences.

The mass spectrometry of some t‐butyl peresters

I. Krull, A. Mandelbaum, 1976 .

Solid Phase Reactions for Derivatization in Hplc (HPLC-SPR)

I. Krull, K. Xie, S. Colgan, 1983 .

Construction and comparison of open tubular reactors for postcolumn reaction detection in liquid chromatography.

I. Krull, C. Selavka, K. Jiao, 1987, Analytical chemistry.

Trace Analysis and Speciation for Arsenic Anions by HPLC-Hydride Generation Inductively Coupled Plasma Emission Spectroscopy

I. Krull, S. B. Smith, D. Bushee, 1984 .

Photometric determination of traces of metals, Part IIA : By H. Onishi, Wiley-Interscience, 1986, £ 143.70 (xix + 885 pages) ISBN 0-471-86139-1

I. Krull, B. Karcher, 1987 .

Capillary Electrochromatography and Pressurized Flow Capillary Electrochromatography

I. Krull, K. Mistry, R. Stevenson, 2000 .

Trace metal analysis and speciation

I. Krull, 1991 .

Determination of inorganic and organomercury compounds by high-performance liquid chromatography-inductively coupled plasma emission spectrometry with cold vapour generation

Ira S. Krull, I. Krull, D. S. Bushee, 1986 .

Trace Analysis and Speciation for Methylated Organotins by HPLC-Hydride Generation-Direct Current Plasma Emission Spectroscopy (HPLC-HY-DCP)

I. Krull, K. W. Panaro, 1985 .

Continuous Hydride Generation with Direct Current Plasma Emission Spectroscopic Detection for Total Arsenic Determinations (HY-DCP)

I. Krull, K. W. Panaro, 1984 .

Liquid chromatography-photolysis-electrochemical detection for organoiodides. 1. Optimization and application.

I. Krull, C. Selavka, 1987, Analytical chemistry.

Plasma emission spectroscopic detectors in HPLC for trace metal analysis and speciation

I. Krull, 1984 .

The determination of organotins (TBT) in fish and shellfish via gas chromatography flame photometric detection and direct current plasma emission spectroscopy (GC-FPD/DCP)

I. Krull, K. W. Panaro, John Noonan, 1989 .

Trace Analysis and Speciation for Cr(VI) and Cr(III) via HPLC-Direct Current Plasma Emission Spectroscopy (HPLC-DCP)

I. Krull, L. Gershman, K. W. Panaro, 1983 .

Trace Metal Analysis by High Performance Liquid Chromatography

I. Krull, 1984 .

Liquid chromatography-photolysis-electrochemical detection for organobromides and organochlorides.

I. Krull, C. Selavka, M. Wolf, 1988, Analytical chemistry.

Separation of quaternary ammonium diastereomeric oligomers by capillary electrophoresis.

B. Wang, I. Krull, A. Bourque, 2004, Journal of chromatography. A.

Determination of organolead compounds by liquid chromatography with on-line extraction and ultraviolet detection

I. Krull, S. B. Smith, R. Schleicher, 1987 .

The mechanism of ring opening in the reactions between cis- and trans-feist's esters with diiron nonacarbonyl

I. Krull, 1973 .

On-line extraction of metal ions using liquid-liquid segmentation and a membrane type phase separator for fluorescence detection

I. Krull, S. B. Smith, R. Schleicher, 1987 .

Automated HPLC analyses of drugs of abuse via direct injection of biological fluids followed by simultaneous solid-phase extraction and derivatization with fluorescence detection.

I. Krull, B. Feibush, A. Bourque, 1994, Biomedical chromatography : BMC.

Polymeric activated ester reagents for off-line and on-line derivatizations of amine nucleophiles in high-performance liquid chromatography with ultraviolet and fluorescence detection.

I. Krull, C. Gao, T. Chou, 1989, Analytical chemistry.

Determination of volatile amines in air by on-line solid-phase derivatization and high-performance liquid chromatography with ultraviolet and fluorescence detection.

I. Krull, T. Trainor, C. Gao, 1989, Journal of chromatography.

Derivatization of ethylene dibromide with silica-supported silver picrate for improved high-performance liquid chromatographic detection.

C. Dorschel, I. Krull, B. Bidlingmeyer, 1986, Analytical chemistry.

Quantitation in method validation

I. Krull, M. Swartz, 1998 .

Taking a Walk on the Wild Side with Planar Electrochromatography and Thin‐Layer Electrophoresis: Of Peptides, Proteins, and Proteomics

Wayne F. Patton, I. Krull, Venkateswarlu Panchagnula, 2006 .

Labeling reactions applicable to chromatography and electrophoresis of minute amounts of proteins.

I. Krull, B. Cho, I S Krull, 1997, Journal of chromatography. B, Biomedical sciences and applications.

Speciation of Cr (III) and Cr (VI) via Reversed Phase HPLC with Inductively Coupled Plasma Emission Spectroscopic Detection (HPLC-ICP)24

I. Krull, S. B. Smith, R. Schleicher, 1982 .

Reaction detection in liquid chromatography

I. Krull, 1986 .

Applications of hydrophilic interaction chromatography to amino acids, peptides, and proteins.

A. Periat, D. Guillarme, I. Krull, 2015, Journal of separation science.

Validation of chromatographic methods

I. Krull, M. Swartz, 1998 .

Capillary electrochromatography: An alternative to HPLC and CE

I. Krull, N. Grinberg, Kavita Mistry, 2002 .

Direct determination of adamantanamine in plasma and urine with automated solid phase derivatization.

F. Zhou, I. Krull, B. Feibush, 1993, Journal of chromatography.

Determination of aromatic and sulfur-containing amino acids, peptides, and proteins using high-performance liquid chromatography with photolytic electrochemical detection.

I. Krull, L. Dou, 1990, Analytical chemistry.

Detection in liquid chromatography.

J. Mazzeo, I. Krull, M. Szulc, 1996, Methods in enzymology.

Selective production of cis- and trans-verbenol from (-)-and (+)-alpha by a bark beetle.

J. Renwick, I. Krull, P. Hughes, 1976, Science.

Determination of aliphatic amines in air by on-line solid-phase derivatization with HPLC-UV/FL.

I. Krull, T. Trainor, C. Gao, 1990, Journal of chromatographic science.

Specific applications of capillary electrochromatography to biopolymers, including proteins, nucleic acids, peptide mapping, antibodies, and so forth.

I. Krull, I S Krull, A Sebag, 2000, Journal of chromatography. A.

Improved detection and derivatization in capillary electrophoresis.

I. Krull, M. Szulc, Michael E. Szulc, 1994, Journal of chromatography. A.

Size‐exclusion capillary electrochromatographic separation of polysaccharides using polymeric stationary phases

I. Krull, N. Grinberg, Kavita Mistry, 2003, Electrophoresis.

Analytical Method Development and Validation

Michael E. Swartz, Ira S. Krull, I. Krull, 2018 .

Fluorescence Detection of Metal Ions Separated on a Silica-Based HPLC Reversed-Phase Support

I. Krull, B. Karcher, 1987 .

The Forensic Determination of Drugs of Abuse Using Liquid Chromatography with Electrochemical Detection: A Review

I. Krull, C. Selavka, 1987 .

Photolytic derivatization for improved LCEC determinations of pharmaceuticals in biological fluids.

I. Krull, I. Lurie, C. Selavka, 1985, Journal of Chromatographic Science.

Determination of iodide and thiosulfate by paired-ion, reversed-phase high-performance liquid chromatography with ultraviolet absorbance, electrochemical, and conductimetric detection.

W. LaCourse, I. Krull, M. Lookabaugh, 1987, Journal of chromatography.

Determining Specificity in a Regulated Environment

I. Krull, M. Swartz, 2001 .

Capillary electrophoresis: the promise and the practice

J. Mazzeo, I. Krull, 1992, Nature.

An improved method for the rapid screening of illicit cocaine preparations using high performance liquid chromatography with electrochemical detection.

I. Krull, I. Lurie, C. Selavka, 1986, Forensic science international.

Determination of peptide 520 in human plasma using post-column photolysis with electrochemical detection in liquid chromatography.

J. Mazzeo, I. Krull, L. Chen, 1993, Journal of pharmaceutical and biomedical analysis.

Electrochemical detection of proteins in high-performance liquid chromatography using on-line, postcolumn photolysis.

A. Holmberg, I. Krull, L. Dou, 1991, Analytical biochemistry.

Determination of inorganic anions by flow injection analysis and high-performance liquid chromatography combined with photolytic-electrochemical detection.

I. Krull, L. Dou, 1990, Journal of chromatography.

Post-column detection by on-line photolysis-electrochemistry in liquid chromatography; application to the determination of phenylalanine in human urine.

I. Krull, L. Dou, 1990, Journal of pharmaceutical and biomedical analysis.

Photolysis and photo cyclic voltammetry as mechanistic tools.

W. LaCourse, I. Krull, C. Selavka, 1987, Analytical chemistry.

The mechanism of photoelectrochemical detection of alkyl and aryl ketones and aldehydes

W. LaCourse, I. Krull, 1988 .

Comparative profiling of human saliva by intact protein LC/ESI-TOF mass spectrometry.

A. Chakraborty, J. Gebler, I. Krull, 2007, Biochimica et biophysica acta.

Chiral polymeric reagents for off-line and on-line derivatizations of enantiomers in high-performance liquid chromatography with ultraviolet and fluorescence detection: an enantiomer recognition approach.

I. Krull, N. Grinberg, C. Gao, 1989, Analytical chemistry.

Direct enantiomeric analysis of amphetamine in plasma by simultaneous solid phase extraction and chiral derivatization

F. Zhou, I. Krull, I. S. Krull, 1993 .

Solid-phase reagent containing the 3,5-dinitrophenyl tag for the improved derivatization of chiral and achiral amines, amino alcohols and amino acids in high-performance liquid chromatography with ultraviolet detection.

I. Krull, A. Bourque, 1991, Journal of chromatography.

Evidence for a 1,2-Hydrogen-Atom Migration in a Photochemically Generated Diradical1,2

D. Schuster, I. Krull, 1966 .

Recent advances in PCB analysis.

I. Krull, Ira S. Krull, 1977, Residue reviews.

Homogeneous preparation of fluorescent-derivatized insulin and its application to competitive chromatographic immunoassays.

I. Krull, S. Cohen, H. Liu, 2001, Analytical biochemistry.

Trace Analysis of Explosives by HPLC-Electron Capture Detection (HPLC-ECD)18

E. Davis, I. Krull, A. Basch, 1981 .

Recent Advances in Gas Chromatography Instrumentation: An Historical Perspective

I. Krull, J. Driscoll, 1987 .

Comparison of Fluorometric Detection Methods for Quantitative Polymerase Chain

I. Krull, 2012 .

Polymeric benzotriazole reagent for the off-line high-performance liquid chromatographic derivatization of polyamines and related nucleophiles in biological fluids.

C. Dorschel, I. Krull, B. Bidlingmeyer, 1988, Journal of chromatography.

Solid-phase derivatization reactions for biomedical liquid chromatography.

I. Krull, M. Szulc, A. Bourque, 1994, Journal of chromatography. B, Biomedical applications.

Silica Based 3,5-Dinitrobenzoyl (Dnb) Reagent for Off-Line Derivatization of Amine Nucleophiles in HPLC

F. Zhou, I. Krull, J. Wahlberg, 1991 .

Trace analysis for organothiophosphate agricultural chemicals by high-performance liquid chromatography-photolysis-electrochemical detection

I. Krull, Xianghuan Ding, 1984 .

Solid phase derivatizations in HPLC: polymeric permanganate oxidations of alcohols and aldehydes in HPLC-SPR

I. Krull, U. Neue, B. Bidlingmeyer, 1983 .

Solid Phase Derivatizations in HPLC: Borohydride/Silica Reductions for Carbonyl Compounds

I. Krull, U. Neue, B. Bidlingmeyer, 1983 .

Liquid chromatography-photolysis-electrochemical detection for organoiodides. 2. Operative mechanisms.

I. Krull, C. Selavka, 1987, Analytical chemistry.

Comparison of 9-fluorenylmethoxycarbonyl and 9-fluoreneacetyl-tagged silica-based derivatization reagents in high-performance liquid chromatography.

F. Zhou, I. Krull, H. Zhang, 1992, Journal of pharmaceutical and biomedical analysis.

Silica based, solid phase reagents for derivatizations in chromatography

F. Zhou, I. Krull, J. Thorne, 1992 .

Polymeric dimethylaminopyridinium reagents for derivatization of weak nucleophiles in high-performance liquid chromatography-ultraviolet/fluorescence detection.

I. Krull, C. Gao, 1990, Journal of chromatography.

Photochemical derivatizations for improved detection in high performance liquid chromatography

I. Krull, C. Selavka, M. Lookabaugh, 1989 .

A mixed-bed, multi-derivatization approach using polymeric reagents for derivatizations of amines in high performance liquid chromatographic detection.

I. Krull, D. Schmalzing, C. Gao, 1991, Biomedical chromatography : BMC.

Pre-chromatographic derivatization of primary and secondary amines with a polymeric anhydride for improved high-performance liquid chromatographic detection

C. Dorschel, I. Krull, B. Bidlingmeyer, 1986 .

Solid Phase Derivatization Reactions in HPLC

I. Krull, U. Neue, B. Bidlingmeyer, 1984 .

Stabilization of reactive species within polystyrene divinylbenzene polymer networks.

I. Krull, B. Feibush, A. Bourque, 1993, Analytical chemistry.

Validation by Type of Method

Ira S. Krull, Michael E. Swartz, I. Krull, 2012 .

Middle-Out Proteomics: Incorporating Multidimensional Protein Fractionation and Intact Protein Mass Analysis as Elements of a Proteomic Workflow

S. Cohen, I. Krull, S. Berger, 2005 .

An All Glass-Lined, Open-Split, Solvent-Venting Interface for Gas Chrohatography-Micromave Induced Plasma Emission Spectroscopy (Gc-Mip)

B. Karger, I. Krull, S. B. Smith, 1982 .

Flash vacuum pyrolysis. VI. Cyclobutadieneiron tricarbonyl

P. Schissel, Robert D. Miller, I. Krull, 1969 .

Mixed-bed polymeric o-nitrobenzophenone reagents for the on-line derivatization of amines in high performance liquid chromatography.

I. Krull, M. Szulc, 1992, Biomedical chromatography : BMC.

Determination of pituitary and recombinant human growth hormone molecular weights by modern high-performance liquid chromatography with low angle laser light scattering detection.

I. Krull, H. H. Stuting, 1991, Journal of chromatography.

Complete on-line determination of biopolymer molecular weight via high-performance liquid chromatography coupled to low-angle laser light scattering, ultraviolet, and differential refractive index detection.

I. Krull, H. H. Stuting, 1990, Analytical chemistry.

Determination of biopolymer (protein) molecular weights by gradient elution, reversed-phase high-performance liquid chromatography with low-angle laser light scattering detection.

I. Krull, R. Mhatre, H. H. Stuting, 1990, Journal of chromatography.

Conformational studies of bovine alkaline phosphatase in hydrophobic interaction and size-exclusion chromatography with linear diode array and low-angle laser light scattering detection.

I. Krull, H. H. Stuting, S. C. Krzysko, 1988, Journal of chromatography.

Subproteomics in Analytical Chemistry: Chromatographic Fractionation Techniques in the Characterization of Proteins and Peptides

I. Krull, Kevin M. Millea, 2003 .

Derivatization of phospholipids.

I. Krull, J. Orr, Yonghui Wang, 2003, Journal of chromatography. B, Analytical technologies in the biomedical and life sciences.

Dual electrode liquid chromatography-electrochemical detection (LCEC) for platinum-derived cancer chemotherapy agents

I. Krull, X. D. Ding, 1983 .

Trace analysis for cis-platinum anti-cancer drugs via LCEC.

F. Hochberg, I. Krull, L. Sternson, 1983, Journal of chromatographic science.

N-Nitroso compound contaminants in prescription and nonprescription drugs.

D. Fine, A. Silvergleid, I. Krull, 1979, Arzneimittel-Forschung.

Book reviewHandbook of derivatives for chromatography : By K. Blau and J.M. Halket, Wiley, New York, 2nd ed., 1993, XXII + 369 pp. price £ 65.00 ISBN 0-471-92699-X.

I. Krull, 1994 .

Developing and validating stability-indicating methods

I. Krull, M. Swartz, 2005 .

The Trace Analysis for Catechol Derivatives via Boronate Ester Formation and Gc-Microwave Induced Plasma Emission Spectroscopic Detection (GC-MIP)

I. Krull, S. B. Smith, S. W. Jordan, 1982 .

Determination of deoxynivalenol (DON, vomitoxin) in wheat by high-performance liquid chromatography with photolysis and electrochemical detection (HPLC-hv-EC).

I. Krull, C. Selavka, W. L. Childress, 1990, Journal of chromatographic science.

Determination of nitrite and nitrate by reversed-phase high-performance liquid chromatography using on-line post-column photolysis with ultraviolet absorbance and electrochemical detection

I. Krull, M. Lookabaugh, 1988 .

Comprehensive analytical procedures for the determination of volatile and non-volatile, polar and non-polar N-nitroso compounds.

D. Fine, R. Ross, I. Krull, 1978, IARC scientific publications.

ADVANTAGES AND LIMITATIONS OF DERIVATIZATION OF PEPTIDES FOR IMPROVED PERFORMANCE AND DETECTABILITY IN CAPILLARY ISOELECTRIC FOCUSING (CIEF)

S. Cohen, I. Krull, R. A. Strong, 2000 .

Determining limits of detection and quantitation

I. Krull, M. Swartz, 1998 .

Use of Ce(IV) oxidizing agent for the derivatization of polycyclic aromatic hydrocarbons for liquid chromatography-electrochemical detection.

J. Mazzeo, P. Kissinger, I. Krull, 1991, Journal of Chromatography A.

Exposure to N-nitrosodimethylamine in a leather tannery.

G. Carson, D. Fine, D. Rounbehler, 1979, Food and cosmetics toxicology.

Photoelectrochemical detector for high-performance liquid chromatography and flow injection analysis

W. LaCourse, I. Krull, K. Bratin, 1985 .

AN IMPROVED SYNTHESIS OF METHYLENECYCLOPROPANE

I. Krull, D. Arnold, 1969 .

Liquid chromatography with photolysis–electrochemical detection for nitro-based high explosives and water gel formulation sensitizers

I. Krull, C. Selavka, 1986 .

Solvent systems for intracarotid 1,3-bis(2-chloroethyl)-1-nitrosourea (BCNU) infusion.

F. Hochberg, I. Krull, J. Kapp, 1983, Neurosurgery.

An Improvement for the Synthesis of a Styrene-Divinylbenzene, Copolymer Based, 6-Aminoquinoline Carbamate Reagent. Applications for Derivatlzation of Amino Acids, Peptides, and Proteins

S. Cohen, I. Krull, J. Yu, 1995 .

21 CFR part 11 and risk assessment : Adapting fundamental methodologies to a current rule

I. Krull, M. Swartz, 2007 .

Handbook of Analytical Validation

Michael E. Swartz, Ira S. Krull, I. Krull, 2012 .

Immunochromatographic analysis of bovine growth hormone releasing factor involving reversed-phase high-performance liquid chromatography-immunodetection.

I. Krull, B. Cho, D. Fisher, 1996, Journal of chromatography. A.

Coated capillaries and additives for the separation of proteins by capillary zone electrophoresis and capillary isoelectric focusing.

J. Mazzeo, I. Krull, 1991, BioTechniques.

Evaluation of multidimensional (ion-exchange/reversed-phase) protein separations using linear and step gradients in the first dimension.

J. Gebler, Ignatius J Kass, S. Cohen, 2005, Journal of chromatography. A.

Determination of enantiomeric drugs in physiological fluids using on-line solid phase derivatizations and reversed-phase liquid chromatography.

I. Krull, C. Gao, 1989, Journal of pharmaceutical and biomedical analysis.

Chapter 6 The Use of Complexing Eluents for the High Performance Liquid Chromatographic Determination of Metal Species

I. Krull, B. Karcher, 1991 .

Capillary Electrophoresis in Combinatorial Library Analysis

I. Krull, C. Gendreau, H. J. Dai, 2000 .

High-performance capillary electrophoresis of a fermentation-derived cyclic peptide analog, animal growth promoter.

I. Krull, B. Cho, G. Fate, 1997, Journal of Chromatography B: Biomedical Sciences and Applications.

Perfusion immunoaffinity chromatography and its application in analysis and purification of biomolecules.

I. Krull, Y. Zhang, H. Zou, 1996, Biomedical chromotography.

Characterization of immunochemical reaction for human growth hormone with its monoclonal antibody by perfusion protein G affinity chromatography and capillary zone electrophoresis.

I. Krull, Y. Zhang, H. Zou, 1996, Biomedical chromatography : BMC.

Derivatization approaches for a fermentation derived, cyclic peptide analog

I. Krull, R. A. Strong, B. Cho, 1998 .

Separation and quantitation of monoclonal antibodies in cell growth medium using capillary zone electrophoresis.

I. Krull, G. Li, H. J. Dai, 1998, Journal of pharmaceutical and biomedical analysis.

Analytical Method Validation for Biopharmaceuticals

Izydor Apostol, Ira Krull, Drew N. Kelner, 2012 .

Derivatization of Drugs and Bioorganics for Improved Detection by Gas Chromatography and Photoionization Detection (GC-PID)

I. Krull, M. Swartz, J. Driscoll, 1985 .

A Practical Interfacing of HPLC with Electron Capture Detection (HPLC-ECD)

I. Krull, D. Bushee, 1980 .

Characterization of recombinant human monoclonal tissue necrosis factor-alpha antibody using cation-exchange HPLC and capillary isoelectric focusing.

I. Krull, I S Krull, L C Santora, 1999, Analytical biochemistry.

Solid Phase Derivatization Reactions in HPLC Polymeric Reductions for Carbonyl Compounds

I. Krull, U. Neue, B. Bidlingmeyer, 1983 .

Complexation with iron at sub-ppm levels in HPLC analyses of phospholipids.

I. Krull, J. Orr, Yonghui Wang, 2003, Biomedical chromatography : BMC.

Method validation requirements and approaches in biotechnology

I. Krull, M. Swartz, 1998 .

Method validation protocol : Required data elements, method transfer, and revalidation

I. Krull, M. Swartz, 1997 .

An improved trace analysis for N-nitrosoureas from biological media.

F. Hochberg, I. Krull, N. Zervas, 1981, Journal of analytical toxicology.

A Quality-by-Design Methodology for Rapid LC Method Development, Part III

I. Krull, M. Swartz, P. Lukulay, 2008 .

Capillary isoelectric focusing and affinity capillary electrophoresis approaches for the determination of binding constants for antibodies to the prion protein.

I. Krull, N. Chiu, Guo-dong Li, 2004, Journal of chromatography. A.

Bioanalytical tools for the characterization of biologics and biosimilars

A. Rathore, A. Guttman, I. Krull, 2012 .

The photochemistry of some quinone methides

D. Schuster, I. Krull, 1968 .

Integration of multidimensional chromatographic protein separations with a combined "top-down" and "bottom-up" proteomic strategy.

J. Gebler, S. Cohen, I. Krull, 2006, Journal of Proteome Research.

Analytical Method Validation for Biopharmaceuticals

I. Apostol, I. Krull, D. Kelner, 2012 .

Analytical Method Validation for Biotechnology Proteins, Peptides, and Antibodies

I. Krull, M. Swartz, 2009 .

Polymeric 6-aminoquinoline, an activated carbamate reagent for derivatization of amines and amino acids by high-performance liquid chromatography.

I. Krull, S. Cohen, G. Li, 1994, Journal of chromatography. B, Biomedical applications.

Thermal stability studies of immunoglobulins using capillary isoelectric focusing and capillary zone electrophoretic methods.

I. Krull, H. J. Dai, 1998, Journal of chromatography. A.

Size-selective derivatizations with polymer immobilized reagents.

I. Krull, M. Szulc, P. Swett, 1997, Biomedical chromatography : BMC.

A. Rathore, I. Krull, 2010 .

Identification of photochemical products of amino acids, peptides, and proteins in on‐line, postcolumn photolytic derivatization detection by HPLC‐electrochemistry

I. Krull, L. Dou, 1992 .

Recent Advances in Gas Chromatography Instrumentation: An Historical Perspective

I. Krull, J. Driscoll, 1987 .

The analysis of N-Nitrosoatrazine and N-Nitrosocarbaryl in whole mice.

D. Fine, I. Krull, I S Krull, 1980, Journal of analytical toxicology.

Nonaqueous capillary electrochromatographic separation of synthetic neutral polymers by size exclusion chromatography using polymeric stationary phases.

Carla Schmidt, I. Krull, N. Grinberg, 2002, Analytical chemistry.