Pure and Applied Chemistry

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• Harries Dennis: Homogeneity testing of microanalytical reference materials by electron probe microanalysis (EPMA). Chemie der Erde - Geochemistry 2014. <http://dx.doi.org/10.1016/j.chemer.2014.01.001>
• Carter J. F., Fry B.: Ensuring the reliability of stable isotope ratio data—beyond the principle of identical treatment. Anal Bioanal Chem 2013, 405, 2799. <http://dx.doi.org/10.1007/s00216-012-6551-0>
• Baidoo I.K., Nyarko B.J.B., Akaho E.H.K., Dampare S.B., Sogbadji R.B.M., Poku L.O.: Characterization of low power research reactor neutrons for the validation of k0-INAA standardization based on k0-IAEA software. Applied Radiation and Isotopes 2013, 79, 85. <http://dx.doi.org/10.1016/j.apradiso.2013.05.005>
• Powell Joanne, Collins Matthew J., Cussens James, MacLeod Norman, Penkman Kirsty E.H.: Results from an amino acid racemization inter-laboratory proficiency study; design and performance evaluation. Quaternary Geochronology 2013, 16, 183. <http://dx.doi.org/10.1016/j.quageo.2012.11.001>
• Scharf Alexandra, Kasel Udo, Wichmann Gerhard, Besler Matthias: Performance of ELISA and PCR Methods for the Determination of Allergens in Food: An Evaluation of Six Years of Proficiency Testing for Soy (Glycine max L.) and Wheat Gluten (Triticum aestivum L.). J. Agric. Food Chem. 2013, 61, 10261. <http://dx.doi.org/10.1021/jf402619d>
• Merchel S., Bremser W., Akhmadaliev S., Arnold M., Aumaître G., Bourlès D.L., Braucher R., Caffee M., Christl M., Fifield L.K., Finkel R.C., Freeman S.P.H.T., Ruiz-Gómez A., Kubik P.W., Martschini M., Rood D.H., Tims S.G., Wallner A., Wilcken K.M., Xu S.: Quality assurance in accelerator mass spectrometry: Results from an international round-robin exercise for 10Be. Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms 2012, 289, 68. <http://dx.doi.org/10.1016/j.nimb.2012.07.038>
• Merchel S., Bremser W., Alfimov V., Arnold M., Aumaître G., Benedetti L., Bourlès D. L., Caffee M., Fifield L. K., Finkel R. C.: Ultra-trace analysis of 36Cl by accelerator mass spectrometry: an interlaboratory study. Anal Bioanal Chem 2011, 400, 3125. <http://dx.doi.org/10.1007/s00216-011-4979-2>
• Baltacı Cemalettin, İlyasoğlu Huri, Sarıkaya Sevim Beyza Öztürk, Cavrar Sevda, Yaylı Nurettin: A proficiency test scheme for the quality control of black tea and development of quality control material for internal quality control. Accred Qual Assur 2011, 16, 507. <http://dx.doi.org/10.1007/s00769-011-0799-5>
• Agbenin John O., Cantarella Heitor: Performance of commercial soil laboratories in a proficiency test program in Brazil. Accred Qual Assur 2011, 16, 553. <http://dx.doi.org/10.1007/s00769-011-0814-x>
• Tholen Daniel: Metrology in service of society: the role of proficiency testing. Accred Qual Assur 2011, 16, 603. <http://dx.doi.org/10.1007/s00769-011-0836-4>
• Geelhoed Bastiaan, Wood Roger, Damant Andrew P., Ramsey Michael H.: Improved evaluation of measurement uncertainty from sampling by inclusion of between-sampler bias using sampling proficiency testing. Analyst 2011, 136, 1313. <http://dx.doi.org/10.1039/c0an00705f>
• Rachidi A., Oualit N., Touti A., Duflos G., Noël L., Caillaud P.: Proficiency test scheme for histamine analysis in fishery products in Morocco using the fluorometric method and comparison of results with those obtained with the HPLC reference method. Int J Metrol Qual Eng 2011, 2, 91. <http://dx.doi.org/10.1051/ijmqe/2011103>
• González de la Huebra M.J., Vincent U., von Holst C.: Inter-laboratory comparison of an analytical method for the determination of the feed additive semduramicin in poultry feed at authorised level by liquid chromatography single quadrupole mass spectrometry. TFAC 2011, 28, 35. <http://dx.doi.org/10.1080/19440049.2010.538727>
• De Bièvre Paul H., Dybkaer René, Fajgelj Aleš, Hibbert D. Brynn: Metrological traceability of measurement results in chemistry: Concepts and implementation (IUPAC Technical Report). Pure and App Chemis 2011, 1. <http://dx.doi.org/10.1351/PAC-REP-07-09-39>
• Ordòñez Celestino, Martìnez Javier, Saavedra Àngeles, Mourelle Anxo: Intercomparison Exercise for Gases Emitted by a Cement Industry in Spain: A Functional Data Approach. Journal of the Air & Waste Management Association 2011, 61, 135. <http://dx.doi.org/10.3155/1047-3289.61.2.135>
• Medina-Pastor P., Mezcua M., Rodríguez-Torreblanca C., Fernández-Alba A. R.: Laboratory assessment by combined z score values in proficiency tests: experience gained through the European Union proficiency tests for pesticide residues in fruits and vegetables. Anal Bioanal Chem 2010, 397, 3061. <http://dx.doi.org/10.1007/s00216-010-3877-3>
• Heath E., Kosjek T., Andersen H.R., Holten Lützhøft H.-C., Adolfson Erici M., Coquery M., Düring R.-A., Gans O., Guignard C., Karlsson P.: Inter-laboratory exercise on steroid estrogens in aqueous samples. Environ Poll 2010, 158, 658. <http://dx.doi.org/10.1016/j.envpol.2009.10.029>
• Medina-Pastor P., Fernández-Alba A.R., Andersson A., Rodríguez-Torreblanca C.: European Commission proficiency tests for pesticide residues in fruits and vegetables. Trends in Analytical Chemistry 2010, 29, 70. <http://dx.doi.org/10.1016/j.trac.2009.11.001>
• Chan Kimmy M., Cheung Samuel T.C., Wong Yee-Lok, Cheng Amos L.S., Mok Chuen-shing, Wong Yiu-chung, Wong Wang-wah, Tholen Dan W.: Proficiency tests for contaminants in food and herbal medicine in the Asia Pacific region. Trends in Analytical Chemistry 2010, 29, 562. <http://dx.doi.org/10.1016/j.trac.2010.02.014>
• Boix A., Bellorini S., von Holst C.: Validation of an analytical method for the determination of glyceroltriheptanoate (GTH) in processed animal by-products: Results of a collaborative study. TFAC 2010, 27, 793. <http://dx.doi.org/10.1080/19440040903551939>
• Kuselman Ilya, Fajgelj Aleš: IUPAC/CITAC Guide: Selection and use of proficiency testing schemes for a limited number of participants—chemical analytical laboratories (IUPAC Technical Report). Pure and App Chemis 2010, 1. <http://dx.doi.org/10.1351/PAC-REP-09-08-15>
• Poulsen Mette Erecius, Christensen Hanne B., Herrmann Susan S.: Proficiency test on incurred and spiked pesticide residues in cereals. Accred Qual Assur 2009, 14, 477. <http://dx.doi.org/10.1007/s00769-009-0555-2>
• Noël Laurent, Vastel Christelle, Chekri Rachida, Chafey Claude, Testu Christian, Guérin Thierry: Evaluation of 10-years French NRL proficiency tests for lead, cadmium and mercury analysis in foodstuff of animal origin. Microchim J 2009, 92, 73. <http://dx.doi.org/10.1016/j.microc.2009.01.001>
• Beresford N. A., Barnett C. L., Brown J. E., Cheng J. J., Copplestone D., Filistovic V., Hosseini A., Howard B. J., Jones S. R., Kamboj S.: Inter-comparison of models to estimate radionuclide activity concentrations in non-human biota. Radiat Environ Biophys 2008, 47, 491. <http://dx.doi.org/10.1007/s00411-008-0186-8>
• Waheed S., Siddique N., Arif M., Fatima I., Khalid N., Rahman S., Daud M., Wasim M.: Findings of national proficiency test exercise for the determination of trace elements in edible mushroom reference material. J Radioanal Nucl Chem 2008, 277, 539. <http://dx.doi.org/10.1007/s10967-007-7174-3>
• Maihara V. A., Moura P. L. C., Fávaro D. I. T., Vasconcellos M. B. A.: Assessment of iodine content in Brazilian duplicate portion diets and in table salt. J Radioanal Nucl Chem 2008, 278, 391. <http://dx.doi.org/10.1007/s10967-008-0806-4>
• Bellocchi Gianni, Acutis Marco, Paoletti Claudia, Confalonieri Roberto, Trevisiol Patrizia, Grazioli Emanuele, Delobel Chrystele, Savini Cristian, Mazzara Marco, Eede Guy: Expanding Horizons in the Validation of GMO Analytical Methods: Fuzzy-based Expert Systems. Food Anal Methods 2008, 1, 126. <http://dx.doi.org/10.1007/s12161-008-9021-8>
• Amiard Jean-Claude, Amiard-Triquet Claude, Charbonnier Laetitia, Mesnil Aurélie, Rainbow Philip S., Wang Wen-Xiong: Bioaccessibility of essential and non-essential metals in commercial shellfish from Western Europe and Asia. Food Toxicology 2008, 46, 2010. <http://dx.doi.org/10.1016/j.fct.2008.01.041>
• Key Pauline E., Finglas Paul M., Wood Roger, Damant Andrew P.: An international quality assurance (proficiency testing) scheme for the quantitated determination of daidzein, genistein and glycitein in infant formula. Food Chem 2008, 108, 384. <http://dx.doi.org/10.1016/j.foodchem.2007.10.064>
• Cunningham William C.: Study of cryogenic procedures for preparation of food for element analysis. J Food Composition and Analysis 2008, 21, 35. <http://dx.doi.org/10.1016/j.jfca.2007.07.004>
• Ellis Richard L.: Development of veterinary drug residue controls by the Codex Alimentarius Commission: a review. TFAC 2008, 25, 1432. <http://dx.doi.org/10.1080/02652030802267405>
• Phillips Katherine M., Wolf Wayne R., Patterson Kristine Y., Sharpless Katherine E., Holden Joanne M.: Reference materials to evaluate measurement systems for the nutrient composition of foods: results from USDA’s National Food and Nutrient Analysis Program (NFNAP). Anal Bioanal Chem 2007, 389, 219. <http://dx.doi.org/10.1007/s00216-007-1366-0>
• Vives i Batlle J., Balonov M., Beaugelin-Seiller K., Beresford N. A., Brown J., Cheng J-J., Copplestone D., Doi M., Filistovic V., Golikov V.: Inter-comparison of absorbed dose rates for non-human biota. Radiat Environ Biophys 2007, 46, 349. <http://dx.doi.org/10.1007/s00411-007-0124-1>
• Al-Masri Mohammad Saied, Aba Abdul-aziz: First proficiency test for the determination of NORM in contaminated soil from the oil field. Accred Qual Assur 2007, 12, 249. <http://dx.doi.org/10.1007/s00769-006-0246-1>
• Belli Maria, Ellison Stephen L. R., Fajgelj Ales, Kuselman Ilya, Sansone Umberto, Wegscheider Wolfhard: Implementation of proficiency testing schemes for a limited number of participants. Accred Qual Assur 2007, 12, 391. <http://dx.doi.org/10.1007/s00769-006-0247-0>
• Waheed Shahida, Rahman Asma, Siddique Naila, Ahmad Shujaat, Rossbach Matthias: Proficiency test exercise on the determination of natural levels of radionuclides in mushroom reference material. Accred Qual Assur 2007, 12, 311. <http://dx.doi.org/10.1007/s00769-007-0260-y>
• Veenendaal H. R., Berkel P. M., Jong G., Baggelaar P. K.: A new approach in assessing microbiological results in water analysis proficiency testing. Accred Qual Assur 2007, 12, 365. <http://dx.doi.org/10.1007/s00769-007-0275-4>
• Smodiš B., Bleise A.: IAEA quality control study on determining trace elements in biological matrices for air pollution research. J Radioanal Nucl Chem 2007, 271, 269. <http://dx.doi.org/10.1007/s10967-007-0203-4>
• Povinec P. P., Pham M. K., Sanchez-Cabeza J. A., Barci-Funel G., Bojanowski R., Boshkova T., Burnett W. C., Carvalho F., Chapeyron B., Cunha I. L.: Reference material for radionuclides in sediment IAEA-384 (Fangataufa Lagoon sediment). J Radioanal Nucl Chem 2007, 273, 383. <http://dx.doi.org/10.1007/s10967-007-6898-4>
• Barrera Manuel, Lourdes Romero M., Nuñez-Lagos Rafael, Bernardo José M.: A Bayesian approach to assess data from radionuclide activity analyses in environmental samples. Analytica Chimica Acta 2007, 604, 197. <http://dx.doi.org/10.1016/j.aca.2007.10.015>
• Voulgaropoulos A., Todorovic M., Cruceru L., Manojlovic D., Trbovic D., Nesic B., Krsmanovic V.D.: Determination of trace elements in danube water: results of the regional-interlaboratory study. Desalinisation 2007, 213, 110. <http://dx.doi.org/10.1016/j.desal.2006.04.084>
• Amiard J.-C., Geffard A., Amiard-Triquet C., Crouzet C.: Relationship between the lability of sediment-bound metals (Cd, Cu, Zn) and their bioaccumulation in benthic invertebrates. Estuar Coast Shelf 2007, 72, 511. <http://dx.doi.org/10.1016/j.ecss.2006.11.017>
• Farré M., Martínez E., Barceló D.: Validation of interlaboratory studies on toxicity in water samples. Trends in Analytical Chemistry 2007, 26, 283. <http://dx.doi.org/10.1016/j.trac.2006.10.009>
• Smith Kerry M., Wells David E.: Preparation and evaluation of candidate certified reference materials (CRMs) for nutrients in seawater. J Environ Monitor 2007, 9, 708. <http://dx.doi.org/10.1039/b702364b>
• Steck Werner: Harmonisierter Leitfaden für die Validierung von Analysenmethoden durch Einzellaboratorien. Angew Chem 2006, 118, 2019. <http://dx.doi.org/10.1002/ange.200504545>
• Markowicz A., Wegrzynek D., Bamford S., Chinea-Cano E.: Activities in the IAEA X-ray fluorescence laboratory at Seibersdorf. X-Ray Spectrom 2006, 35, 207. <http://dx.doi.org/10.1002/xrs.897>
• Thompson Michael: The variance of a consensus. Accred Qual Assur 2006, 10, 574. <http://dx.doi.org/10.1007/s00769-005-0037-0>
• Thompson Michael: Using mixture models for bump-hunting in the results of proficiency tests. Accred Qual Assur 2006, 10, 501. <http://dx.doi.org/10.1007/s00769-005-0053-0>
• Tholen Daniel, Chappel Roderick, Francis Barbara: Use of participant EQA results to assess sample homogeneity and stability for qualitative analytes. Accred Qual Assur 2006, 11, 400. <http://dx.doi.org/10.1007/s00769-006-0167-z>
• Key Pauline E., Finglas Paul M., Coldham Nick, Botting Nigel, Oldfield Mark F., Wood Roger: An international quality assurance scheme for the quantitation of daidzein and genistein in food, urine and plasma. Food Chem 2006, 96, 261. <http://dx.doi.org/10.1016/j.foodchem.2005.02.038>
• Branford S, Cross N C P, Hochhaus A, Radich J, Saglio G, Kaeda J, Goldman J, Hughes T: Rationale for the recommendations for harmonizing current methodology for detecting BCR-ABL transcripts in patients with chronic myeloid leukaemia. Leukemia 2006, 20, 1925. <http://dx.doi.org/10.1038/sj.leu.2404388>
• Polzer J., Hackenberg R., Stachel C., Gowik P.: Determination of chloramphenicol residues in crustaceans: Preparation and evaluation of a proficiency test in Germany. Food Additives and Contaminants 2006, 23, 1132. <http://dx.doi.org/10.1080/02652030600743805>
• Frazzoli C., Kramer G.N., Robouch P., Caroli S.: A CRL–IRMM joint proficiency test for trace elements in fish tissue. Microchim J 2005, 79, 125. <http://dx.doi.org/10.1016/j.microc.2004.08.006>
• Ellison S.L.R., Fearn T.: Characterising the performance of qualitative analytical methods: Statistics and terminology. Trends in Analytical Chemistry 2005, 24, 468. <http://dx.doi.org/10.1016/j.trac.2005.03.007>
• Roose Patrick, Raemaekers Marc, Cooreman Kris, Brinkman Udo A. Th.: Polychlorinated biphenyls in marine sediments from the southern North Sea and Scheldt estuary: a ten-year study of concentrations, patterns and trends. J Environ Monitor 2005, 7, 701. <http://dx.doi.org/10.1039/b419240k>
• Esterman Adrian, Javanovich Sue, McEvoy Robert, Roberts-Thomson Peter: Proficiency testing in immunopathology: establishing the homogeneity of test material : . Path 2005, 37, 164. <http://dx.doi.org/10.1080/00313020500058268>
• Cornet V, Govaert Y, Koenen-Dierick K, Okerman L, Degroodt J. M: Interlaboratory study based on a one-plate screening method for the detection of antibiotic residues in bovine kidney tissue. Food Additives and Contaminants 2005, 22, 415. <http://dx.doi.org/10.1080/02652030500073402>
• Diaz G. J., Perilla N. S., Espitia E.: First colombian interlaboratory study for the determination of aflatoxin B1 in yellow corn. Mycotoxin Res 2004, 20, 11. <http://dx.doi.org/10.1007/BF02946703>
• Fabrellas Begoña, Sanz Paloma, Abad Esteban, Rivera Josep, Larrazábal David: Analysis of dioxins and furans in environmental samples by GC-ion-trap MS/MS. Chemosphere 2004, 55, 1469. <http://dx.doi.org/10.1016/j.chemosphere.2004.01.039>
• Saavedra Y., González A., Fernández P., Blanco J.: A simple optimized microwave digestion method for multielement monitoring in mussel samples. ATOM SPECTROSC 2004, 59, 533. <http://dx.doi.org/10.1016/j.sab.2003.12.024>
• Josephs R.D., Derbyshire M., Stroka J., Emons H., Anklam E.: Trichothecenes: reference materials and method validation. Toxicol Lett 2004, 153, 123. <http://dx.doi.org/10.1016/j.toxlet.2004.04.028>
• Taverniers Isabel, De Loose Marc, Van Bockstaele Erik: Trends in quality in the analytical laboratory. II. Analytical method validation and quality assurance. Trends in Analytical Chemistry 2004, 23, 535. <http://dx.doi.org/10.1016/j.trac.2004.04.001>
• Villeneuve Jean-Pierre, de Mora Stephen, Cattini Chantal: Determination of organochlorinated compounds and petroleum hydrocarbons in fish-homogenate sample IAEA-406: results from a worldwide interlaboratory study. Trends in Analytical Chemistry 2004, 23, 501. <http://dx.doi.org/10.1016/S0165-9936(04)00731-9>
• Martı́nez Vidal José Luis, Garrido Frenich Antonia, Egea González Francisco Javier: Internal quality-control criteria for environmental monitoring of organic micro-contaminants in water. Trends in Analytical Chemistry 2003, 22, 34. <http://dx.doi.org/10.1016/S0165-9936(03)00101-8>
• Brereton P., Hasnip S., Bertrand A., Wittkowski R., Guillou C.: Analytical methods for the determination of spirit drinks. Trends in Analytical Chemistry 2003, 22, 19. <http://dx.doi.org/10.1016/S0165-9936(03)00103-1>
• Eiguren-Fernandez A., Miguel Antonio H.: Determination of Semivolatile and Particulate Polycyclic Aromatic Hydrocarbons in SRM 1649a and PM 2.5 Samples by HPLC-Fluorescence. Polycyclic Arom Comp 2003, 23, 193. <http://dx.doi.org/10.1080/10406630308057>
• Dolan Scott P., Capar Stephen G.: Multi-element Analysis of Food by Microwave Digestion and Inductively Coupled Plasma-Atomic Emission Spectrometry. J Food Composition and Analysis 2002, 15, 593. <http://dx.doi.org/10.1006/jfca.2002.1064>
• Wolska Lidia: Miniaturised analytical procedure of determining polycyclic aromatic hydrocarbons and polychlorinated biphenyls in bottom sediments. J Chromatogr A 2002, 959, 173. <http://dx.doi.org/10.1016/S0021-9673(02)00309-6>
• McEwan Jean A., Hunter E.Anthony, van Gemert Leo J., Lea Per: Proficiency testing for sensory profile panels: measuring panel performance. Food Qual Pref 2002, 13, 181. <http://dx.doi.org/10.1016/S0950-3293(02)00022-8>
• Geffard A., Amiard J.C., Amiard-Triquet C.: Kinetics of metal elimination in oysters from a contaminated estuary. Comp Biochem Physiol Part C Pharmacol Toxicol 2002, 131, 281. <http://dx.doi.org/10.1016/S1532-0456(02)00015-7>
• Schaller K.H, Angerer J, Drexler H: Quality assurance of biological monitoring in occupational and environmental medicine. J Chromatogr B 2002, 778, 403. <http://dx.doi.org/10.1016/S1570-0232(02)00171-X>
• Dijk Dirkje van: WAGENINGEN EVALUATING PROGRAMMES FOR ANALYTICAL LABORATORIES (WEPAL): A WORLD OF EXPERIENCE. Commun in Soil Sci Plant Anal 2002, 33, 2457. <http://dx.doi.org/10.1081/CSS-120014460>
• Chetty P. M., van Dijk D.: THE ESTABLISHMENT AND USE OF A REFERENCE MATERIAL AS A CONTROL SAMPLE. Commun in Soil Sci Plant Anal 2002, 33, 2653. <http://dx.doi.org/10.1081/CSS-120014470>
• Van Vuuren Jacobus A. J., van Dijk Dirkje, Claassens Andries S.: COMPARISON AND CO-OPERATION IN QUALITY CONTROL IN SOIL ANALYSIS: WEPAL, AgriLASA. Commun in Soil Sci Plant Anal 2002, 33, 2851. <http://dx.doi.org/10.1081/CSS-120014486>
• Maroto Alicia, Boqué Ricard, Riu Jordi, Rius F.Xavier: Measurement uncertainty in analytical methods in which trueness is assessed from recovery assays. Analytica Chimica Acta 2001, 440, 171. <http://dx.doi.org/10.1016/S0003-2670(01)01058-3>
• Mouneyrac C, Amiard-Triquet C, Amiard J.C, Rainbow P.S: Comparison of metallothionein concentrations and tissue distribution of trace metals in crabs (Pachygrapsus marmoratus) from a metal-rich estuary, in and out of the reproductive season. Comp Biochem Physiol Part C Pharmacol Toxicol 2001, 129, 193. <http://dx.doi.org/10.1016/S1532-0456(01)00193-4>
• Waheed S., Ahmad Shujaat, Zaidi Jamshed H., Rahman A., Qureshi I. H., Saleem M.: Utilisation of a low power reactor for instrumental neutron activation analysis of 40 elements in coal. ract 2001, 89, 425. <http://dx.doi.org/10.1524/ract.2001.89.7.425>
• Ioannou-Kakouri E., Akkelidou D.: The Analytical Quality Assurance of Food Composition Data—Experience of Cyprus, a Small Country. J Food Composition and Analysis 2000, 13, 633. <http://dx.doi.org/10.1006/jfca.2000.0900>
• Molina L., Díaz-Ferrero J., Martí R., Broto-Puig F., Comellas L., Rodríguez-Larena M. C.: Development and validation of a method for analyzing polychlorinated dibenzo-p-dioxins and polychlorinated dibenzofurans in sewage sludge samples. Chroma 2000, 52, 87. <http://dx.doi.org/10.1007/BF02490798>
• Molina L, Cabes M, Dı́az-Ferrero J, Coll M, Martı́ R, Broto-Puig F, Comellas L, Rodrı́guez-Larena M.C: Separation of non-ortho polychlorinated biphenyl congeners on pre-packed carbon tubes. Application to analysis in sewage sludge and soil samples. Chemosphere 2000, 40, 921. <http://dx.doi.org/10.1016/S0045-6535(99)00334-3>
• Cofino Wim P, van Stokkum Ivo H.M, Wells David E, Ariese Freek, Wegener Jan-Willem M, Peerboom Reneé A.L: A new model for the inference of population characteristics from experimental data using uncertainties. Application to interlaboratory studies. CHEM INTELL 2000, 53, 37. <http://dx.doi.org/10.1016/S0169-7439(00)00093-9>
• van Dijk D., Houba V. J. G.: Homogeneity and stability of materials distributed within the wageningen evaluating programmes for analytical laboratories. Commun in Soil Sci Plant Anal 2000, 31, 1745. <http://dx.doi.org/10.1080/00103620009370534>
• van der Voet Hilko, (Hans) van Rhijn J.A, van de Wiel Henk J: Inter-laboratory, time, and fitness-for-purpose aspects of effective validation. Analytica Chimica Acta 1999, 391, 159. <http://dx.doi.org/10.1016/S0003-2670(99)00109-9>
• Namieśnik J, Zygmunt B: Role of reference materials in analysis of environmental pollutants. Sei Total Environ 1999, 228, 243. <http://dx.doi.org/10.1016/S0048-9697(99)00053-4>
• Coquery M., Carvalho F.P., Azemard S., Horvat M.: The IAEA worldwide intercomparison exercises (1990–1997): determination of trace elements in marine sediments and biological samples. Sei Total Environ 1999, 237-238, 501. <http://dx.doi.org/10.1016/S0048-9697(99)00161-8>
• Boenke Achim: Pesticide residue measurements: activities and current research from the EC Standards, Measurements and Testing Programme (SMT). Trends in Analytical Chemistry 1999, 18, 440. <http://dx.doi.org/10.1016/S0165-9936(99)00114-4>
• van Zoonen Piet, Hoogerbrugge Ronald, Gort Steven M, van de Wiel Henk J, van 't Klooster Henk A: Some practical examples of method validation in the analytical laboratory. Trends in Analytical Chemistry 1999, 18, 584. <http://dx.doi.org/10.1016/S0165-9936(99)00159-4>
• Wells David E., Aminot Alain, De Boer Jacob, Cofino Wim, Kirkwood Don, Pedersen Britta: A review of the achievements of the EU project ‘QUASIMEME’ 1993–1996. Mar Pollut 1997, 35, 3. <http://dx.doi.org/10.1016/S0025-326X(97)00119-7>
• Wells David E, Chiffoleau Jean-François, Klungsøyr Jarle: QUASIMEME: a preliminary study on the effects of sample handling on the measurement of trace metals and organochlorine residues in mussels. Mar Pollut 1997, 35, 109. <http://dx.doi.org/10.1016/S0025-326X(97)00208-7>
• Quevauviller Philippe: The QUASIMEME project from a European union viewpoint. Mar Pollut 1997, 35, 140. <http://dx.doi.org/10.1016/S0025-326X(97)80879-X>
• Wells David E, Cofino Wim P: Developments in quality assurance in marine environmental monitoring. The QUASIMEME II Laboratory Performance Studies and EU quality assurance of sample handling (QUASH) project. Mar Pollut 1997, 35, 146. <http://dx.doi.org/10.1016/S0025-326X(97)80880-6>
• Pan X: Hierarchy of reference materials certified for chemical composition. Metrologica 1997, 34, 35. <http://dx.doi.org/10.1088/0026-1394/34/1/6>
• Cofino W.P., Pedersen B.: The 1994 QUASIMEME Laboratory Performance Studies: Trace metals in marine sediments and biological tissues. Mar Pollut 1996, 32, 646. <http://dx.doi.org/10.1016/0025-326X(96)00075-6>
• J Law Robin, Klungsøyr Jarle: The 1994 QUASIMEME Laboratory-Performance Studies: Polycyclic aromatic hydrocarbons (PAH) in standard solutions. Mar Pollut 1996, 32, 667. <http://dx.doi.org/10.1016/0025-326X(96)00077-X>
• Blank F. T.: Certification of a routine laboratory for soil and crop testing. Commun in Soil Sci Plant Anal 1996, 27, 349. <http://dx.doi.org/10.1080/00103629609369561>
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