Stability of reference materials von FAURE, U, WAGSTAFFE, P. J

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High-performance liquid chromatographic method for the determination of esterified butyric acid in fats von Christie, W.W., Connor, K., Noble, R.C., Shand, J.H., Wagstaffe, P.J.

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Improvements in the determination of vitamins in food through intercomparisons and preparation of RMs for vitamin analysis within the BCR programme von FINGLAS, P. M, FAURE, U, WAGSTAFFE, P. J

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Certification of the aflatoxin B1 content in animal feed Reference Materials and intercomparison with supercritical fluid extraction (SFE) von BOENKE, A, VAN EGMOND, H. P, WAGSTAFFE, P. J

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The BCR programme and measurements for food and agriculture von WAGSTAFFE, P. J, BELLIARDO, J. J

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Improvements in the determination of sugars in confectionery by high-performance liquid chromatography von Johncock, S I, Wagstaffe, P J

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A critical comparison of the Balling procedure for the measurement of obscuration of unsweetened spirits with an official French method von Wagstaffe, P. J.

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The rapid determination of the total dry extract of wines von Wagstaffe, P. J.

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Identification and determination of organomercurial fungicide residues by thin-layer and gas chromatography von Tatton, J.O'G., Wagstaffe, P.J.

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Measurement of glucosinolates in rapeseeds von Wathelet, Jean-Paul, Marlier, Michel, Severin, Michel, Boenke, Achim, Wagstaffe, Peter John

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Thin-layer chromatographic identification of the active ingredients of mixed herbicide formulations von Abbott, D.C., Wagstaffe, P.J.

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The certified total glucosinolate content in three rapeseeds (CRMs 190, 366 and 367) von WATHELET, J.-P, WAGSTAFFE, P. J, BOENKE, A, MARLIER, M, SEVERIN, M

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Certification of the sulphur content of three rapeseed reference materials von WAGSTAFFE, P. J, BOENKE, A, SCHNUG, E, LINDSEY, A. S

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The certification of major components and major elements in five food reference materials von HOLLMAN, P. C. H, BOENKE, A, WAGSTAFFE, P. J

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Reference materials for PCB analysis : production and certification of ten polychlorinated biphenyls in an iso-octane reference solution von RYMEN, T, CLARK, S, BOENKE, A, WAGSTAFFE, P. J, LINDSEY, A. S

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Stability studies of vitamins in three food reference materials von HOLLMANN, P. C. H, SLANGEN, J. H, FINGLAS, P. M, WAGSTAFFE, P. J, FAURE, U

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Reference Materials for the Analysis of Organic Compounds of Environmental and Occupational Concern von Jacob, J., Belliardo, J. J., Karcher, W., Lindsey, A. S., Wagstaffe, P. J.

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Determination of the Distribution of Cannabinoids in Cannabis Resin from Morocco using High-Performance Liquid Chromatography. Part II von Baker, Peter B., Gough, Terry A., Wagstaffe, Peter J.

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THE CERTIFIED TOTAL GLUCOSINOLATE CONTENT IN 3 RAPESEEDS (CRM-190, CRM-366 AND CRM-367) von Wathelet, Jean-Paul, WAGSTAFFE, P. J., BOENKE, A., Marlier, Michel, SEVERIN, M.

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Development of food reference materials for nutritional analysis von HOLLMAN, P. C. H, WAGSTAFFE, P. J

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