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Food Additives and Contaminants|January 1, 1995
Determination of annatto in high-fat dairy products, margarine and hard candy by solvent extraction followed by high-performance liquid chromatographyF E Lancaster, J F LawrenceFood Additives and Contaminants|May 1, 1991
Determination of total non-sulphonated aromatic amines in tartrazine, sunset yellow FCF and allura red by reduction and derivatization followed by high-performance liquid chromatographyF E Lancaster, J F LawrenceJournal of Chromatography|July 8, 1988
Direct, sensitive and selective detection of free fatty acids by high-performance liquid chromatography with post-column ion-pair extraction and absorbance detectionJ F Lawrence, C F CharbonneauJournal of Chromatography|November 21, 1978
Gas-liquid chromatography of triazine herbicides as heptafluorobutyryl derivatives and some applications to analysis in foodsR Bailey, G LeBel, J F LawrenceJournal of AOAC International|September 1, 1996
Determination of decarbamoyl saxitoxin and its analogues in shellfish by prechromatographic oxidation and liquid chromatography with fluorescence detectionJ F Lawrence, B Wong, C MénardJournal of AOAC International|March 1, 1995
Evaluation of prechromatographic oxidation for liquid chromatographic determination of paralytic shellfish poisons in shellfishJ F Lawrence, C Ménard, C ClerouxJournal of Chromatography. A|January 19, 1996
Liquid chromatographic determination of okadaic acid and dinophysistoxin-1 in shellfish after derivatization with 9-chloromethylanthraceneJ F Lawrence, S Roussel, C MénardJournal of Chromatography. A|February 18, 1994
Comparison of high-performance liquid chromatography with radioimmunoassay for the determination of domoic acid in biological samplesJ F Lawrence, C Cleroux, J F TrueloveRapid Communications in Mass Spectrometry : RCM|June 1, 1993
Characterization of the oxidation products of paralytic shellfish poisoning toxins by liquid chromatography/mass spectrometryM A Quilliam, M Janecek, J F LawrenceJournal of AOAC International|June 27, 2000
Effect of temperature and solvent composition on extraction of fumonisins B1 and B2 from corn productsJ F Lawrence, B Niedzwiadek, P M ScottPageof 7