Pure and Applied Chemistry

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• Hwang In Sun, Lee So Ra, Cho Sooyeul, Chae Kab Ryong, Park Hyoung Jun, Lee Ji Hyun, Heo Ok Soon, Hong Seung Yi, Kim Woo-Seong: Evaluation of proficiency tests in microbiological analysis: enumeration of aerobic microorganisms. Accred Qual Assur 2014, 19, 41. <http://dx.doi.org/10.1007/s00769-013-1030-7>
• Chabirand A., Anthoine G., Pierson O., Hostachy B.: The organization of proficiency testing in plant pathology (qualitative methods of analysis) according to the ISO/IEC 17043: example of the French national reference laboratory. Accred Qual Assur 2014. <http://dx.doi.org/10.1007/s00769-014-1034-y>
• Fuentes-Arderiu Xavier, Rigo-Bonnin Raül: Maximum permissible day-to-day imprecision for clinical laboratories based on the state of the art. Accred Qual Assur 2014. <http://dx.doi.org/10.1007/s00769-014-1036-9>
• Pham M.K., Benmansour M., Carvalho F.P., Chamizo E., Degering D., Engeler C., Gascó C., Gwynn J.P., Harms A.V., Hrnecek E., Ibanez F.L., Ilchmann C., Ikaheimonen T., Kanisch G., Kloster M., Llaurado M., Mauring A., MØller B., Morimoto T., Nielsen S.P., Nies H., Norrlid L.D.R., Pettersson H.B.L., Povinec P.P., Rieth U., Samuelsson C., Schikowski J., Šilobritiene B.V., Smedley P.A., Suplinska M., Vartti V.-P., Vasileva E., Wong J., Zalewska T., Zhou W.: Certified Reference Material IAEA-446 for radionuclides in Baltic Sea seaweed. Applied Radiation and Isotopes 2014, 87, 468. <http://dx.doi.org/10.1016/j.apradiso.2013.11.013>
• Olejnik Małgorzata, Szprengier-Juszkiewicz Teresa, Jedziniak Piotr: Semduramicin in eggs – The incompatibility of feed and food maximum levels. Food Chemistry 2014, 149, 178. <http://dx.doi.org/10.1016/j.foodchem.2013.10.091>
• Valente A., Sanches-Silva A., Albuquerque T.G., Costa H.S.: Development of an orange juice in-house reference material and its application to guarantee the quality of vitamin C determination in fruits, juices and fruit pulps. Food Chemistry 2014, 154, 71. <http://dx.doi.org/10.1016/j.foodchem.2013.12.053>
• Fan Xinghua, Kubwabo Cariton, Rasmussen Pat E., Wu Fang: Simultaneous determination of thirteen organophosphate esters in settled indoor house dust and a comparison between two sampling techniques. Science of The Total Environment 2014. <http://dx.doi.org/10.1016/j.scitotenv.2013.12.127>
• de Nijs Monique, Elbers Ingrid J.W., Mulder Patrick P.J.: Inter-laboratory comparison study for pyrrolizidine alkaloids in animal feed using spiked and incurred material. Food Additives & Contaminants: Part A 2014, 31, 288. <http://dx.doi.org/10.1080/19440049.2013.871757>
• Jakubowska Natalia, Beldì Giorgia, Peychès Bach Aurélie, Simoneau Catherine: Optimisation of an analytical method and results from the inter-laboratory comparison of the migration of regulated substances from food packaging into the new mandatory European Union simulant for dry foodstuffs. Food Additives & Contaminants: Part A 2014, 31, 546. <http://dx.doi.org/10.1080/19440049.2013.874046>
• Tomsej T., Tomsejova S., Dombek V.: Effect of column bleed on trueness of high-resolution mass spectrometric determination of dibenzo-p-dioxins, dibenzofuranes, and polychlorinated biphenyls. Acta Chromatographica 2014, 1, 1. <http://dx.doi.org/10.1556/AChrom.26.2014.2.11>
• Baydoun Rana, Samad Omar, Aoun Maria, Nsouli Bilal, Younes Ghassan: Set-up, optimization and first set of samples at the radiocarbon laboratory in Lebanon. Geochron 2014, 41, 87. <http://dx.doi.org/10.2478/s13386-013-0141-6>
• Schouten Stefan, Hopmans Ellen C., Rosell-Melé Antoni, Pearson Ann, Adam Pierre, Bauersachs Thorsten, Bard Edouard, Bernasconi Stefano M., Bianchi Thomas S., Brocks Jochen J., Carlson Laura Truxal, Castañeda Isla S., Derenne Sylvie, Selver Ayça Doğrul, Dutta Koushik, Eglinton Timothy, Fosse Celine, Galy Valier, Grice Kliti, Hinrichs Kai-Uwe, Huang Yongsong, Huguet Arnaud, Huguet Carme, Hurley Sarah, Ingalls Anitra, Jia Guodong, Keely Brendan, Knappy Chris, Kondo Miyuki, Krishnan Srinath, Lincoln Sara, Lipp Julius, Mangelsdorf Kai, Martínez-García Alfredo, Ménot Guillemette, Mets Anchelique, Mollenhauer Gesine, Ohkouchi Naohiko, Ossebaar Jort, Pagani Mark, Pancost Richard D., Pearson Emma J., Peterse Francien, Reichart Gert-Jan, Schaeffer Philippe, Schmitt Gaby, Schwark Lorenz, Shah Sunita R., Smith Richard W., Smittenberg Rienk H., Summons Roger E., Takano Yoshinori, Talbot Helen M., Taylor Kyle W. R., Tarozo Rafael, Uchida Masao, van Dongen Bart E., Van Mooy Benjamin A. S., Wang Jinxiang, Warren Courtney, Weijers Johan W. H., Werne Josef P., Woltering Martijn, Xie Shucheng, Yamamoto Masanobu, Yang Huan, Zhang Chuanlun L., Zhang Yige, Zhao Meixun, Damsté Jaap S. Sinninghe: An interlaboratory study of TEX86 and BIT analysis of sediments, extracts, and standard mixtures. Geochem. Geophys. Geosyst. 2013, 14, 5263. <http://dx.doi.org/10.1002/2013GC004904>
• Narizzano Riccardo, Risso Fulvia, Magherini Alfredo, Magi Emanuele, Giampieri Michele, Devia Carla, Venturelli Gloria, Carlini Eugenio: Effect of drying conditions during sample pre-treatment on the determination of polycyclic aromatic hydrocarbons in soils. Anal Bioanal Chem 2013, 405, 1115. <http://dx.doi.org/10.1007/s00216-012-6304-0>
• Warth Benedikt, Sulyok Michael, Krska Rudolf: LC-MS/MS-based multibiomarker approaches for the assessment of human exposure to mycotoxins. Anal Bioanal Chem 2013, 405, 5687. <http://dx.doi.org/10.1007/s00216-013-7011-1>
• Škrbić Biljana, Héberger Károly, Đurišić-Mladenović Nataša: Comparison of multianalyte proficiency test results by sum of ranking differences, principal component analysis, and hierarchical cluster analysis. Anal Bioanal Chem 2013, 405, 8363. <http://dx.doi.org/10.1007/s00216-013-7206-5>
• Miyashita Shin-ichi, Inagaki Kazumi, Naito Shigehiro, Shindoh Kumiko, Narukawa Tomohiro, Zhu Yanbei, Kuroiwa Takayoshi, Hioki Akiharu, Fujimoto Toshiyuki, Chiba Koichi: Identification of possible technical problems in determination of the major inorganic constituents of brown-rice flour by evaluating proficiency test results. Anal Bioanal Chem 2013, 405, 8347. <http://dx.doi.org/10.1007/s00216-013-7227-0>
• Siegel Marion, Mutschler A., Boernsen B., Pietsch Klaus, Waiblinger Hans-Ulrich: Food matrix standards for the quantification of allergenic food ingredients using real-time PCR. Eur Food Res Technol 2013, 237, 185. <http://dx.doi.org/10.1007/s00217-013-1978-x>
• Sorbo Angela, Colabucci Andrea, Ciaralli Laura: Control charts to evaluate long-term performance in proficiency tests. Accred Qual Assur 2013, 18, 291. <http://dx.doi.org/10.1007/s00769-013-0956-0>
• Lacorn M., Weiss T., Immer U.: How should we proceed with the standardization in case of allergen determination?. Accred Qual Assur 2013, 18, 119. <http://dx.doi.org/10.1007/s00769-013-0965-z>
• Ciprotti M., Sorbo A., Orlandini S., Ciaralli L.: Preparation of liquid milk for proficiency test and internal quality control for chemical elements in food. Accred Qual Assur 2013, 18, 333. <http://dx.doi.org/10.1007/s00769-013-0994-7>
• Olejnik Małgorzata, Jedziniak Piotr, Szprengier-Juszkiewicz Teresa, Żmudzki Jan: In-house quality control material of nicarbazin and narasin in eggs: preparation and inter-laboratory evaluation. Accred Qual Assur 2013, 18, 421. <http://dx.doi.org/10.1007/s00769-013-0997-4>
• Kardash Elena, Kuselman Ilya, Pankratov Irena, Elhanan Sara: Proficiency testing of pH and electrolytic conductivity measurements of groundwater: a case study of the difference between consensus and metrologically traceable values. Accred Qual Assur 2013, 18, 373. <http://dx.doi.org/10.1007/s00769-013-1006-7>
• Dasari K. B., Acharya R., Lakshmana Das N.: Application of INAA to ancient bricks for grouping study using trace elements. J Radioanal Nucl Chem 2013, 298, 699. <http://dx.doi.org/10.1007/s10967-013-2493-z>
• Lee Suyoung, Kim Byungjoo, Kim Jeongkwon: Development of isotope dilution-liquid chromatography tandem mass spectrometry for the accurate determination of fluoroquinolones in animal meat products: Optimization of chromatographic separation for eliminating matrix effects on isotope ratio measurements. Journal of Chromatography A 2013, 1277, 35. <http://dx.doi.org/10.1016/j.chroma.2012.12.047>
• Sykes Mark, Croucher Joanne, Smith Rosemary A.: Resolution of vitamin A cis/trans isomers resolves proficiency test assessments. Food Chemistry 2013, 141, 1597. <http://dx.doi.org/10.1016/j.foodchem.2013.05.086>
• Dayarathna Disni, Thirimanna Champika, Mubarak Azeez, Mackay Lindsey, Rogerson Jill, Tang Hua, Feng Jie, Sin Della W.M., Wong Yiu-chung: A multinational joint project on the evaluation of residual pesticide analysis in tea in the Asia Pacific region. Food Research International 2013, 53, 931. <http://dx.doi.org/10.1016/j.foodres.2012.10.039>
• 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>
• Jull A.J.T., Scott E.M., Bierman P.: The CRONUS-Earth inter-comparison for cosmogenic isotope analysis. Quaternary Geochronology 2013. <http://dx.doi.org/10.1016/j.quageo.2013.09.003>
• Oteros Jose, Galán Carmen, Alcázar Purificación, Domínguez-Vilches Eugenio: Quality control in bio-monitoring networks, Spanish Aerobiology Network. Science of The Total Environment 2013, 443, 559. <http://dx.doi.org/10.1016/j.scitotenv.2012.11.040>
• Pereyra Marcelo T., Lista Adriana G., Fernández Band Beatriz S.: Quantification of uncertainty in mercury wastewater analysis at different concentration levels and using information from proficiency test with a limited number of participants. Talanta 2013, 111, 69. <http://dx.doi.org/10.1016/j.talanta.2013.02.045>
• Weiss Jana M., van der Veen Ike, de Boer Jacob, van Leeuwen Stefan P.J., Cofino Wim, Crum Steven: Analytical improvements shown over four interlaboratory studies of perfluoroalkyl substances in environmental and food samples. TrAC Trends in Analytical Chemistry 2013, 43, 204. <http://dx.doi.org/10.1016/j.trac.2012.10.005>
• Abalos M., Abad E., van Leeuwen S.P.J., de Boer J., van Leeuwen S.P.J., Abalos M., Lindström G., van Bavel B., Fiedler H.: Results for PCDD/PCDF and dl-PCBs in the First Round of UNEPs Biennial Global Interlaboratory Assessment on Persistent Organic Pollutants. TrAC Trends in Analytical Chemistry 2013, 46, 98. <http://dx.doi.org/10.1016/j.trac.2012.11.003>
• Raposo F., Borja R., Cacho J.A., Mumme J., Orupõld K., Esteves S., Noguerol-Arias J., Picard S., Nielfa A., Scherer P., Wierinck I., Aymerich E., Cavinato C., Rodriguez D.C., García-Mancha N., Lens P.N.T., Fernández-Cegrí V.: First international comparative study of volatile fatty acids in aqueous samples by chromatographic techniques: Evaluating sources of error. TrAC Trends in Analytical Chemistry 2013, 51, 127. <http://dx.doi.org/10.1016/j.trac.2013.07.007>
• O'Donnell Gregory E., Hibbert D. Brynn: A study of the conditions of measurement required to evaluate bias in analytical results illustrated by the use of data from a multi-round, blind-duplicated, proficiency test. Analyst 2013, 138, 3673. <http://dx.doi.org/10.1039/c3an00130j>
• Sykes Mark, Rose Martin, Holland Joe, Wenzl Thomas, Kelly Janet, Anderson Dominic: Proficiency test results for PAH analysis are not method-dependent. Anal. Methods 2013, 5, 5345. <http://dx.doi.org/10.1039/c3ay40850g>
• HACKENBERG RUDOLF, STACHEL CAROLIN: Preparation of Test Material and Evaluation of a Proficiency Test for Official Food Control Laboratories on the Determination of Polycyclic Aromatic Hydrocarbons in Baby Food. Polycyclic Aromatic Compounds 2013, 33, 20. <http://dx.doi.org/10.1080/10406638.2012.671227>
• Hawke David J., Ni Xiaozheng, Cheng Chao, Shigemi Nobuko, Kurle Carolyn: Closing the circle: how ecologists can prepare their own quality control material to increase confidence in stable isotope data. Methods Ecol Evol 2013, n/a. <http://dx.doi.org/10.1111/2041-210X.12087>
• Potts Philip J., Webb Peter C., Thompson Michael: An Assessment of Performance in the Routine Analysis of Silicate Rocks Based on an Analysis of Data Submitted to the GeoPT Proficiency Testing Programme for Geochemical Laboratories (2001-2011). Geostand Geoanal Res 2013, 37, 403. <http://dx.doi.org/10.1111/j.1751-908X.2013.00216.x>
• Näykki Teemu, Jalukse Lauri, Helm Irja, Leito Ivo: Dissolved Oxygen Concentration Interlaboratory Comparison: What Can We Learn?. Water 2013, 5, 420. <http://dx.doi.org/10.3390/w5020420>
• Solfrizzo M., De Girolamo A., Lattanzio V.M.T., Visconti A., Stroka J., Alldrick A., van Egmond H.P.: Results of a proficiency test for multi-mycotoxin determination in maize by using methods based on LC-MS/(MS). Quality Assurance and Safety of Crops & Foods 2013, 5, 15. <http://dx.doi.org/10.3920/QAS2012.0140>
• De Girolamo A., Solfrizzo M., Lattanzio V.M.T., Stroka J., Alldrick A., van Egmond H.P., Visconti A.: Critical evaluation of LC-MS-based methods for simultaneous determination of deoxynivalenol, ochratoxin A, zearalenone, aflatoxins, fumonisins and T-2/HT-2 toxins in maize. World Mycotoxin Journal 2013, 6, 317. <http://dx.doi.org/10.3920/WMJ2012.1538>
• Solfrizzo M., Gambacorta L., Warth B., White K., ey C., Sulyok M., Krska R., Gong Y.Y.: Comparison of single and multi-analyte methods based on LC-MS/MS for mycotoxin biomarker determination in human urine. World Mycotoxin Journal 2013, 6, 355. <http://dx.doi.org/10.3920/WMJ2013.1575>
• Kim Myoung Ock, Kim Young Lan, Hong Suk Young, Heo Gwi Suk, Lim Hyun Woo, Choe Seoung Hun, Lee Won Suk, Han Jin Seok, Kim Kum Hee: Evaluation of confidence for measurement of VOCs in indoor air. Analytical Science and Technology 2013, 26, 165. <http://dx.doi.org/10.5806/AST.2013.26.3.165>
• Kim Chan-Sub, Son Kyeong-Ae, Gil Geun-Hwan, Kim Jin-Bae, Hong Su-Myeong, Kwon Hye-Young: Proficiency Testing for the Gas-chromatographic Analysis of Procymidone, Chlorpyrifos and Metolachlor Residues in Soil. The Korean Journal of Pesticide Science 2013, 17, 94. <http://dx.doi.org/10.7585/kjps.2013.17.2.94>
• Portugal Teresita R., Parcon Ma Rachel V., Udarbe Mildred A.: Proficiency Test on Total Dietary Fiber in Wheat Flour. IJCEA 2013, 82. <http://dx.doi.org/10.7763/IJCEA.2013.V4.268>
• Lee Minhyo, Lee Guntaek, Lee Bupyoel, Lee Wonseok, Kim Gumhee, Hong Sukyoung: A Study on the Development of Soil-based PTMs for Analysis of BTEX. Journal of Soil and Groundwater Environment 2013, 18, 15. <http://dx.doi.org/10.7857/JSGE.2013.18.5.015>
• MacNeil James D.: Analytical difficulties facing today's regulatory laboratories: issues in method validation. Drug Test. Analysis 2012, 4, 17. <http://dx.doi.org/10.1002/dta.1358>
• Gorbi Gessica, Invidia Marion, Savorelli Federica, Faraponova Olga, Giacco Elisabetta, Cigar Monica, Buttino Isabella, Leoni Tristano, Prato Ermelinda, Lacchetti Ines, Sei Sandra: Standardized methods for acute and semichronic toxicity tests with the copepod Acartia tonsa. Environmental Toxicology and Chemistry 2012, 31, 2023. <http://dx.doi.org/10.1002/etc.1909>
• Wassenaar L. I., Ahmad M., Aggarwal P., Duren M., Pöltenstein L., Araguas L., Kurttas T.: Worldwide proficiency test for routine analysis of δ2H and δ18O in water by isotope-ratio mass spectrometry and laser absorption spectroscopy. Rapid Commun. Mass Spectrom. 2012, 26, 1641. <http://dx.doi.org/10.1002/rcm.6270>
• Berendsen Bjorn J. A., Wegh Robin S., Essers Martien L., Stolker Alida A. M., Weigel Stefan: Quantitative trace analysis of a broad range of antiviral drugs in poultry muscle using column-switch liquid chromatography coupled to tandem mass spectrometry. Analytical & Bioanalytical Chemistry 2012, 402, 1611. <http://dx.doi.org/10.1007/s00216-011-5581-3>
• Sykes Mark, Anderson Dominic, Parmar Bhavna: Normalisation of data from allergens proficiency tests. Anal Bioanal Chem 2012, 403, 3069. <http://dx.doi.org/10.1007/s00216-012-5780-6>
• Kubwabo Cariton, Fan Xinghua, Rasmussen Pat E., Wu Fang: Determination of synthetic musk compounds in indoor house dust by gas chromatography–ion trap mass spectrometry. Anal Bioanal Chem 2012, 404, 467. <http://dx.doi.org/10.1007/s00216-012-6124-2>
• Kolberg Diana I. S., Mack Dorothea, Anastassiades Michelangelo, Hetmanski Michael T., Fussell Richard J., Meijer Thijs, Mol Hans G. J.: Development and independent laboratory validation of a simple method for the determination of paraquat and diquat in potato, cereals and pulses. Anal Bioanal Chem 2012, 404, 2465. <http://dx.doi.org/10.1007/s00216-012-6340-9>
• Siegel Marion, Schnur Karin, Boernsen Britta, Pietsch Klaus, Waiblinger Hans-Ulrich: First ring-trial validation of real-time PCR methods for the quantification of allergenic food ingredients. Eur Food Res Technol 2012. <http://dx.doi.org/10.1007/s00217-012-1788-6>
• Chung Stephen W. C., Tran Jeff C. H., Wong W. W.: Capability of laboratories to determine core nutrients in foods: results of an international proficiency test. Accred Qual Assur 2012, 17, 35. <http://dx.doi.org/10.1007/s00769-011-0833-7>
• Bashkansky Emil, Gadrich Tamar, Kuselman Ilya: Interlaboratory comparison of test results of an ordinal or nominal binary property: analysis of variation. Accred Qual Assur 2012, 17, 239. <http://dx.doi.org/10.1007/s00769-011-0856-0>
• Ellison Stephen L. R., Grimes Nicola, Fardus Fahmina, Ellison Michael P. L.: Use of a replicated Latin square design in a homogeneity test for high purity organic melting point standards. Accred Qual Assur 2012, 17, 283. <http://dx.doi.org/10.1007/s00769-012-0875-5>
• Sykes Mark: Proficiency testing for the improvement of analytical practice. Accred Qual Assur 2012, 17, 467. <http://dx.doi.org/10.1007/s00769-012-0878-2>
• Ellison Stephen L. R., Hardcastle William A.: Causes of error in analytical chemistry: results of a web-based survey of proficiency testing participants. Accred Qual Assur 2012, 17, 453. <http://dx.doi.org/10.1007/s00769-012-0894-2>
• Mancin Marzia, Grimaldi Maria, Barco Lisa, Trevisan Romina, Ruffa Marco, Mioni Renzo, Ricci Antonia: Proficiency testing in food microbiology: experience from implementation of ISO/IEC 17043 and ISO/TS 22117. Accred Qual Assur 2012, 17, 425. <http://dx.doi.org/10.1007/s00769-012-0904-4>
• Cobbina Enoch, Agbezudor Julius Yao, Amuzu Prince Sodoke, Gyampomah Thomas K.: The current status and future of medical laboratory quality regulation and accreditation in Ghana. Accred Qual Assur 2012, 17, 613. <http://dx.doi.org/10.1007/s00769-012-0927-x>
• Bennett John W., Ebihara Mitsuru, Tanaka Tsuyoshi, Armishaw Paul, Iavetz Raluca, Cao Vu Dong, Hossain Syed M., Huang Donghui, Sutisna, Salim Nazaratul A. Abd.: A trial proficiency test of eight NAA laboratories in Asia using stream sediments. J  Radioanal Nucl Chem 2012, 291, 535. <http://dx.doi.org/10.1007/s10967-011-1326-1>
• Siddique N., Waheed S., Faiz Y.: Critical evaluation of laboratory performance from IAEA-452 (fish scallop) inter-comparison exercise results. J  Radioanal Nucl Chem 2012, 291, 919. <http://dx.doi.org/10.1007/s10967-011-1368-4>
• Schmidt K.S., Hackenberg R., Stachel C.S., Gowik P.: Endogenous and synthetic steroids in bovine urine – Preparation of in-house reference material, stability studies and results of a proficiency test. Aldrichim Acta 2012, 717, 85. <http://dx.doi.org/10.1016/j.aca.2011.12.038>
• Coucke Wim, China Bernard, Delattre Isabelle, Lenga Yolande, Van Blerk Marjan, Van Campenhout Christel, Van de Walle Philippe, Vernelen Kris, Albert Adelin: Comparison of different approaches to evaluate External Quality Assessment Data. Clinica Chimica Acta 2012, 413, 582. <http://dx.doi.org/10.1016/j.cca.2011.11.030>
• Bekaert K.M., Bussche J. Vanden, Fran��ois S., Tuyttens F.A.M., De Brabander H.F., Vandendriessche F., Vanhaecke L.: A validated ultra-high performance liquid chromatography coupled to high resolution mass spectrometry analysis for the simultaneous quantification of the three known boar taint compounds. Journal of Chromatography A 2012. <http://dx.doi.org/10.1016/j.chroma.2012.03.060>
• Dulin Fabienne, Halm-Lemeille Marie-Pierre, Lozano Sylvain, Lepailleur Alban, Sopkova-de Oliveira Santos Jana, Rault Sylvain, Bureau Ronan, Piazza Veronica, Ferioli Annalisa, Giacco Elisabetta, Melchiorre Nunzia, Valenti Alessandra, Del Prete Francesco, Biandolino Francesca, Dentone Letizia, Frisenda Paola, Faimali Marco, Rinaldi Mirian C.S., Domingos Marisa, Dias Ana P.L., Esposito J��ssica B.N., Pagliuso Josmar D.: Interpretation of honeybees contact toxicity associated to acetylcholinesterase inhibitors. Ecotoxicology and Environmental Safety 2012, 79, 13. <http://dx.doi.org/10.1016/j.ecoenv.2011.12.014>
• Lee Vicky W.M., Cheng Jack Y.K., Cheung Samuel T.C., Wong Yiu-chung, Sin Della W.M.: The first international proficiency test on ketamine and norketamine in hair. Forensic Science International 2012, 219, 272. <http://dx.doi.org/10.1016/j.forsciint.2012.01.017>
• Ruttens A., Blanpain A.C., De Temmerman L., Waegeneers N.: Arsenic speciation in food in Belgium. Journal of Geochemical Exploration 2012, 121, 55. <http://dx.doi.org/10.1016/j.gexplo.2012.07.003>
• Haugen J.-E., Brunius C., Zamaratskaia G.: Review of analytical methods to measure boar taint compounds in porcine adipose tissue: The need for harmonised methods. Meat Sci 2012, 90, 9. <http://dx.doi.org/10.1016/j.meatsci.2011.07.005>
• Zhu Yanbei, Kuroiwa Takayoshi, Narukawa Tomohiro, Inagaki Kazumi, Chiba Koichi: Proficiency test in Japan for the elements in tea-leaf powder. TrAC Trends in Analytical Chemistry 2012, 34, 152. <http://dx.doi.org/10.1016/j.trac.2011.10.012>
• Arregui Lucía, Liébana Raquel, Rodríguez Eva, Murciano Antonio, Conejero Francisco, Pérez-Uz Blanca, Serrano Susana: Analysis of the usefulness of biological parameters for the control of activated sludge wastewater treatment plants in an interlaboratory study context. J  Environ Monit 2012, 14, 1444. <http://dx.doi.org/10.1039/c2em10861e>
• Pastorelli A.A., Baldini M., Stacchini P., Baldini G., Morelli S., Sagratella E., Zaza S., Ciardullo S.: Human exposure to lead, cadmium and mercury through fish and seafood product consumption in Italy: a pilot evaluation. Food Additives & Contaminants: Part A 2012, 29, 1913. <http://dx.doi.org/10.1080/19440049.2012.719644>
• Chang Hee-Ra, Park Hyo-Kyung, Lim Youngjoo, Kim Kwang-Ho, Kim Chan Sub, Kim Kyun: Establishment of National Quality Control System for Analytical Laboratory of Pesticide Products by Proficiency Testing. The Korean Journal of Pesticide Science 2012, 16, 350. <http://dx.doi.org/10.7585/kjps.2012.16.4.350>
• Karasek Lubomir, Wenzl Thomas, Ulberth Franz: Determination of 3-MCPD esters in edible oil - methods of analysis and comparability of results. European Journal of Lipid Science Technology 2011, 113, 1433. <http://dx.doi.org/10.1002/ejlt.201100035>
• Kuselman Ilya, Fajgelj Ales: Key metrological issues in proficiency testing––response to “Metrological compatibility-a key issue in further accreditation” by K. Heydorn. Accred Qual Assur 2011, 16, 99. <http://dx.doi.org/10.1007/s00769-010-0744-z>
• Chelani A. B., Moghe C. A., Nimsadkar S., Gandhi K., Bodhe G. L., Dhopte S. M., Thacker N. P.: Evaluation of bias, precision, and systematic errors in proficiency testing of Cl− and Cu concentration in water. Accred Qual Assur 2011, 16, 379. <http://dx.doi.org/10.1007/s00769-011-0782-1>
• 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>
• Wong Siu-kay: Performance evaluation for proficiency testing with a limited number of participants. Accred Qual Assur 2011, 16, 539. <http://dx.doi.org/10.1007/s00769-011-0816-8>
• 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>
• Pham M. K., Betti M., Povinec P. P., Benmansour M., Bünger V., Drefvelin J., Engeler C., Flemal J. M., Gascó C., Guillevic J.: A certified reference material for radionuclides in the water sample from Irish Sea (IAEA-443). J Radioanal Nucl Chem 2011, 288, 603. <http://dx.doi.org/10.1007/s10967-010-0976-8>
• Lamberty Andrée, Franks Katrin, Braun Adelina, Kestens Vikram, Roebben Gert, Linsinger Thomas P. J.: Interlaboratory comparison for the measurement of particle size and zeta potential of silica nanoparticles in an aqueous suspension. J  Nanopart Res 2011, 13, 7317. <http://dx.doi.org/10.1007/s11051-011-0624-4>
• Berendsen Bjorn J.A., Pikkemaat Mariël G., Stolker Linda (A)A.M.: Are antibiotic screening approaches sufficiently adequate? A proficiency test. Analytica Chimica Acta 2011, 685, 170. <http://dx.doi.org/10.1016/j.aca.2010.11.029>
• Bohm Detlef A., Stachel Carolin S., Hackenberg Rudolf, Gowik Petra: Preparation and characterisation of in-house reference material of tylosin in honey and results of a proficiency test. Analytica Chimica Acta 2011, 700, 58. <http://dx.doi.org/10.1016/j.aca.2011.01.058>
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