Eine vollständige Übersicht der Vorträge finden Sie in der Datenbank PTB-Publica.

	Schiel, D.: Ionenchromatographie in der Metrologie in der Chemie. Metrohm Anwenderforum, Hamburg	24.06.2010
	Pramann, A., Rienitz, O., Schiel, D.: Molar Mass Measurement of “Si28”. International Avogadro Coordination meeting at the 27th Conference on Precision Electromagnetic Measurements CPEM, Daejeon, Südkorea	08.-13.06.2010
	Nwaboh, J. A.; Werhahn, O.; Schiel, D.: Reflections on laser-spectrometric breath gas analysis: concepts related to metrology. German-Austrian Workshop on Breath Gas Analysis, Greifswald	07.-09.06.2010
	Nwaboh, J.A.; Werhahn, O. [ed.]; Persijn, S.; v.d.Veen, A., Petersen, J. C.; Hald, J.: Spectroscopy within the European iMERA-plus Project "Breath Analysis". [Poster] German-Austrian Workshop on Breath Gas Analysis, Greifswald	07.-09.06.2010
	Pramann, A.: Messung der molaren Masse von isotopisch-angereichertem Si28 mit Hilfe der MC-ICP-MS. [Poster] Kuratoriumstagung der PTB	27.05.2010
	Nwaboh, J.; Werhahn, O.: Measurement of amount of CO fractions using pulsed quantum cascade lasers. iMERA-plus T2.J02, 4th Progress Meeting, PTB, Braunschweig	27.-28.04.2010
	Werhahn, O.; Nwaboh, J.: iMERA-plus Breath Analysis: Work at PTB - experiments and concept documents. iMERA-plus T2.J02, 4th Progress Meeting, PTB, Braunschweig	27.-28.04.2010
	Schiel, Detlef; Rienitz, Olaf; Pramann, Axel: Status oft the molar mass measurements at PTB. CCQM Plenary Meeting, BIPM, Paris, France	15.04.2010
	Schiel, Detlef; Güttler Bernd; Rienitz, Olaf; Koch, Michael; Borchers, Ulrich: SI-traceable reference values – A convenient and economic approach to enhance the value of drinking water interlaboratory comparisons. The 25th CITAC Members’ Meeting, Laboratoire national de métrologie et d’essais (LNE), Paris, France	11.04.2010
	Feistel, R.; Spitzer; P.; Seitz, S.: Sea-Salt Composition and Oceanographic salinity scales (eingel. Vortrag). WMO- BIPM Workshop on Measurement Challenges for Global Observation Systems for Climate Change Monitoring Traceability, Stability and Uncertainty, WMO Headquarters, Genf, Switzerland	30.03.-01.04.2010
	Pramann, A., Rienitz, O., Schiel, D.: Molar Mass Measurement of Silicon Crystals. Joint IAC and NAh meeting at BIPM, Paris, France	29.-30.03.2010
	Spitzer, P.; Seitz, S: Traceable salinity measurements (eingel. Vortrag). WMO- BIPM Workshop on Measurement Challenges for Global Observation Systems for Climate Change Monitoring Traceability, Stability and Uncertainty, WMO Headquarters, Genf, Switzerland	30.03.-01.04.2010
	Schiel, D.; Pramann, A.; Rienitz, O.: Data analysis and calibration procedure at PTB. Joint IAC and NAh technical meeting on Si molar-mass measurements, Technische Universität Wien, Atominsitut, Austria	16.-17.03.2010
	Pramann, A., Rienitz, O., Schiel, D.: Molar Mass Measurement of Silicon Crystals by MC-ICP-Mass Spectrometry: Actual Status. Joint IAC and NAh technical meeting on Si molar-mass measurements, Technische Universität Wien, Atominstitut, Wien, Austria	16.-17.03.2010
	Pramann, A., Rienitz, O., Schiel, D.: Isotope dilution mass spectrometry at the limit: a novel concept. DPG-Frühjahrstagung 2010, Hannover	08.-12.03.2010
	Werhahn, O.: Spectrometric Gas Analysis at PTB: running projects. Universität Joseph Fourier, Grenoble, Frankreich (Eingeladener Vortrag)	27.01.2010
	Swart, C.; Rienitz, O.; Schiel, D.: A primary method to ensure traceability in Se speciation analysis. 2010 Winter Conference on Plasma Spectrochemistry, Fort Myers, Florida, USA (Received an outstanding Poster Prize, Cash Award from CEM Corporation)	04.-09.01.2010
	Yaghobian F.; Stosch, R.: Biocompatible SERS active substrates based on gold nanostructures. International PhD Symposium, Helmholtz ZI, Braunschweig [Poster]	17.12.2009
	Bastkowski, F.; Spitzer, P.; Adel, B.; Eberhardt, R.; Máriássy, M.; Andres, H.-P.; Berdat, D.; Brunschweig, O.; Wunderli; S.: Zuverlässige Bestimmung von Einzelionenaktivitäten, 9. Dresdner Sensor-Symposium, Dresden [Poster]	07.-09.12.2009
	Güttler, B.: EURAMET TC-MC presentation on Metrology in Chemistry. 2nd Meeting of the Focus Group on Facilitating National Metrology Infrastructure Development, Sarajevo, Bosnia and Herzegovina (eingel. Vortrag)	03.-04.12.2009
	Swart, Claudia; Rienitz, Olaf: Erfahrungen mit Mikrowellenaufschlusssystemen in der analytischen Praxis. MLS Anwenderseminar, Hannover	23.11.2009
	Pramann, A., Rienitz, O., Schiel, D.: Molar Mass Measurement of Silicon Crystals by MC-ICP-Mass Spectrometry. Joint IAC and NAh technical meeting on Si molar-mass measurements, Pisa, Italy	10.-12.11.2009
	Stosch, R.; Yaghobian F.: Quantification of large biomolecules using nanostructured materials for signal enhancement. CCQM Bioanalysis & Surface Analysis WG meeting, INMETRO (Xerém), Rio de Janeiro, Brasilien	03.-06.11.2009
	Werhahn, O.; Nwaboh, J.: Progress at PTB: experimental and documentary status. T2.J02, 3rd Progress Meeting at LNE-CNAM, Paris, France	29-30.10.2009
	Yaghobian, F.; Stosch, R.: Biocompatible SERS active substrates based on gold nanostructures with minimum gaps. Tagung "Nanotech Europe", Berlin, Germany	28.-30.09.2009
	Swart, C.; Frank, C.; Rienitz, O.: Traceability in elemental speciation analysis: Se and Fe species in human serum (EMRP T2J10). The 12th Workshop on Progress in Analytical Methodologies for Trace Metal Speciation (TRACESPEC 2009), Mainz [poster]	15.-18.09.2009
	Rienitz, O.: Isotope dilution mass spectrometry (IDMS). SYKE-PTB workshop, PTB Braunschweig	14.09.2009
	Feistel, R.; Seitz, S.; Spitzer, P.: SI Traceability and Uncertainty on climate Time-scales. IAPWS-Meeting, Doorwerth, The Netherlands	06.-12.09.2009
	Berdat, D.; Brunschwig, O.; Adel, B.; Bastkowski, F.; Wunderli, S.; Mariassy, M.; Spitzer, P.; Andres,, H.: Establisment of an activity scale for clinical applicationa using ion-selective electrodes in a flow system, Swiss Chemical Society Fall Meeting, Lausanne, Swiss [poster]	04.09.2009
	Arsene, C.; Henrion, A.: Protein quantification: Determination of human growth hormone from serum by isotope dilution mass spectrometry (IDMS). 18th IMSC - 18th International Mass Spectrometry Conference, Bremen, Germany [poster]	30.08.-04.09.2009
	Diekmann, N.; Henrion, A.: Immunocapturing of signature fragments after serum proteolysis as simple and effective means of analyte extraction in quantification of hGH by IDMS. 18th IMSC - 18th International Mass Spectrometry Conference, Bremen, Germany [poster]	30.08.-04.09.2009
	Pramann, A.; Rienitz, O.; Schiel, D.: Metrological Determination of the Molar Mass of Silicon Crystals by MC-ICP-Mass Spectrometry. International Mass Spectrometry Conference 2009, Bremen	31.08.2009
	Schiel, Detlef; Rienitz, Olaf; Pramann, Axel: New approach fort the measurement of the molar mass of isotopically enrichted 28-Si. Braunschweig	30.08.2009
	Güttler, B.: The EURAMET „European Metrology Research Programme - EMRP“ and its Targeted Programme Health. NIST/JCTLM/CCQM Workshop: Measurement and Standards needs for Next Generation Healthcare Delivery, Chicago, USA, (invited talk)	19.07.2009
	Tai, Susan S.-C.; Welch, Michael J.; Phinney, Karen W.; Wise, Steven, Gollub, C.; Schild, K.; Ohlendorf, R.; Henrion, A.; Mussell, C.; O'Connor, G.: Development of a serum-based standard reference material for hormones. The 12th Biological and Environmental Reference Material Symposium BERM12, Keble College, Oxford, UK [poster]	07.-10.07.2009
	Diekmann, N.; Henrion, A.: Immunocapturing as simple and effective means of analyte extraction/preconcentration in quantification of hGH by IDMS of proteolytic fragments. The 12th Biological and Environmental Reference Material Symposium BERM12, Keble College, Oxford, UK [poster]	07.-10.07.2009
	O'Connor, Gavin; Pritchard, Caroline; Burkitt, William; Quaglia, Milena; Parkes, Helen; Henrion, A.; Arsene, C.; Schimmel, Heinz; Zegers, Ingrid; Hills, Anna: Investigating proteomic methods for the traceable value assignment of protein biomarkers. The 12th Biological and Environmental Reference Material Symposium BERM12, Keble College, Oxford, UK	07.-10.07.2009
	Arsene, C.; Henrion, A.: Isotope dilution mass spectrometry (IDMS) in protein quantification: A reference method for determination of human growth hormone from serum. The 12th Biological and Environmental Reference Material Symposium BERM12, Keble College, Oxford, UK	07.-10.07.2009
	Seitz, S.: Establishment of SI traceability of Practical Salinity in Oceanographic Research. International congress of Metrology, Parise, France, 24.06.2009	24.06.2009
	Güttler, B.: Traceable measurements for biospecies and ion activity in clinical chemistry. Congrès international de metrologie, Paris, France (invited talk)	23.06.2009
	Stosch, R.: Oberflächenverstärkte Ramanspektroskopie für die Bioanalytik auf nanostrukturierten Substraten. Projektpräsentation BMBF-Forscherverbund OLAS (Organische Laser), LASER World of PHOTONICS, München, Germany (eingel. Vortrag)	18.06.2009
	Zakel, S.; Yaghobian, F.; Güttler, B.; Stosch, R.: Surface-Enhanced Raman Scattering (SERS). 248. PTB-Seminar Nanopartikel-Charakterisierung, PTB Braunschweig [poster], PTB-Bericht: PTB-CP-4, Juli 2009	18.-19.05.2009
	Werhahn, O.; Schiel, D.; Stosch, R.; Güttler, B.: Netzwerk Metrologie in der Chemie. 248. PTB-Seminar Nanopartikel-Charakterisierung [poster]	18.-19.05.2009
	Nwaboh, J.; Werhahn, O.: Calibration-free measurement of amount of substance fractions. T2.J02, 2nd progress meeting at DFM, Lyngby, Denmark	06.-07.05.2009
	Werhahn, O.; Nwaboh, J.: Progress at PTB: experimental situation and documentary work. T2.J02, 2nd progress meeting at DFM, Lyngby, Denmark	06.-07.05.2009
	Frank, C.: Einfluss verschiedener Wasserzusammensetzungen auf die Adsorption und Trennung von Arsenspezies mit SPE. Anacon 2009, HU Berlin [poster]	17.-22.03.2009
	Werhahn, O.: European Metrology Project on Breath Gas Analysis (EMRP). 3. Gassensor-Workshop, Fraunhofer Institut für Physikalische Messtechnik (IPM), Freiburg [poster]	19.03.2009
	Bastkowski, Frank; Adel, Beatrice; Spitzer, Petra; Mariassy, Michal; Andres, Hanspeter; Berdat, Daniel; Brunschwig, Oliver; Wunderli, Samuel: Traceable ion activity values for clinical analytical purposes. CIA 2009, TU Berlin, Germany [poster]	02.-04.03.2009
	Welzel, St.; Werhahn, O.; Koelliker, Delgado J.; Schiel, D.; Mann, Ch.; Wagner, J.; Röpcke, J.: On the accuracy of calibration free gas concentration measurements using pulsed QCL. Konferenz: 3rd International Workshop on Infrared Plasma Spectroscopy (IPS 2000), Greifswald, Germany [poster]	24.07.2008
	Stosch, Rainer; ID-SERS: A ratio method for clinical matrix materials based on Raman spectroscopy (invited talk). CCQM workshop on “Frontiers of Traceability in Chem/Bio Measurement and Primary Methods”, Sèvres, Paris, France	22.04.2009
	Henrion, André; O’Connor, Gavin2: Mass spectrometry in biomeasurand design (invited talk). CCQM Workshop on “Frontiers of Traceability in Chem/Bio Measurement and Primary Methods”. Sèvres, Paris, France	22.04.2009
	Pramann, Axel: Mass Spectrometric Determination of Isotopic Patterns in Silicon Crystals, Bunsentagung, Köln	22.03.2009
	Henrion, André: Analytische Referenzmessverfahren in der Klinischen Chemie: Quantifizierung von Wachstumshormon aus Serum mit Isotopenverdünnungs-Massenspektrometrie (IDMS), ANAKON, Jahrestagung der Fachgruppe Analytische Chemie der GDCh, Berlin	17.-20.03.2009
	Swart, C.; Frank, C.; Piechotta, C.; Lück, D.; Radtke, M.; Reinholz, U.: Entwicklung eines Festphasenspikes für Arsenspezies in Fisch. [Poster] ANAKON, Berlin Adlershof	17.-20.03.2009
	Richter, W.; Rienitz, O: Übungsbeispiel 8: Verdünnen einer Lösung. Seminar “Praktische Messunsicherheitsbewertung nach GUM“, PTB, Braunschweig	10.-11.03.2009
	Pramann, Axel: Multicollector-ICP-Mass Spectrometry for Trace Analysis of Silicon Crystals, DPG Frühjahrstagung, Hamburg	04.03.2009
	Güttler, B.: Metrology in Chemistry in Germany: Strategy, structure, priorities. 7th International Conference on Advances in Metrology (AdMet – 2009), New Delhi, India	18.-20.02.2009
	Spitzer, P.: Metrology in Electrochemistry. 7th International Conference on Advances in Metrology (AdMet – 2009), New Delhi, India	18.-20.02.2009
	Spitzer, P.: Quantifying salinity gradients for efficient waterpower and drinking water generation. 2009 EURAMET TC-MC meeting, Bucharest, Romnia	02.-06.02.2009
	Schiel, D.; Rienitz, O.; Pramann; A., Measurements of the Molar Mass by means of Isotopic Dilution Mass Spectrometry (IDMS), IAC Meeting, Paris, France	23.11.2008
	Güttler, B.: Traceability in Clinical Chemistry in Germany. IMEKO TC8 Workshop on Traceability to support CIPM MRA and other international arrangements, Turin, Italy	06.-07.11.2008
	Spitzer, P. [speaker]; Seitz, S.: Electrochemical parameters for quality control in liquid biofuels, METBioful, Strasburg	05.-07.11.2008
	Werhahn, Olav: Optical spectroscopic methods for gas analysis. iMERA-plus T2.J02, 1st progress meeting. IPQ, Lissabon, Portugal	27.-28.10.2008
	Güttler, B.: Primary methods for establishing traceability of chemical measurements to the SI units. Simposio de Metrologia 2008, National Centre of Metrology (CENAM), Queretaro, Mexiko (eingel. Vortrag)	21.-24.10.2008
	Stosch, R.; Güttler, B.: Metrology in Chemistry in Germany. VI. International Scientific & Technical Conference on Metrology and Measurement Techniques (Metrology-2008), Kharkov, Ukraine	14.-16.10.2008
	Pritzkow, W. [speaker]; Rosner, M.; Vogl, J.; Rienitz, O.; Jährling, R.: Sr-Isotopenmaterial - ist eine neue Zertifizierung erforderlich? 8. Symposium Massenspektrometrische Verfahren der Elementspurenanalyse, Dresden	17.-19.09.2008
	Henrion, A.: Quantitative Organic Analysis. Methods aiming at maximum reliability, accuracy and information on samples. BIPM Metrology Summer School 2008, Sèvres, France, 29.06.-11.07.2008 (eingel. Vortrag)	02.07.2008
	Güttler, B.: “Chemical” participation in iMERA-plus: Project T2.J10 - Traceable measurements for biospecies and ion activity in clinical chemistry. Marseille, Frankreich ,2nd EURAMET General Assembly	03.06.2008
	Güttler, B.: Establishment and activities of EURAMET TC-MC. 24th EURACHEM General Assembly, Athen, Griechenland	23.05.2008
	Rienitz, Olaf: Procedure for evaluating uncertainty according to the GUM. Euramet Project 924 meeting & workshop, PTB, Braunschweig	10.04.2008
	Rienitz, Olaf: Estimating the uncertainty of the mercury mass concentration in a surface water sample - a "bottom-up" example. Euramet Project 924 meeting & workshop, PTB, Braunschweig	10.04.2008
	Werhahn, O.: Progress in the development of optical spectroscopic methods for gas analysis. CCQM-GAWG, Paris-Sevres, Frankreich, (eingeladener Vortrag). Folien online verfügbar.	31.03./01.04.2008
	Rienitz, Olaf: Determination of the molar mass of enriched 28SI - a novel approach using IDMS. iMERA+ TP1 NAH Kick-off meeting, PTB, Braunschweig	14.03.2008
	Güttler, B.: Metrologie in der Chemie. Kolloquium des Institutes für Lebensmittelsicherheit, Universität Braunschweig	25.01.2008
	Seitz, S. [speaker]; Spitzer, P.: Rückführbarkeit der praktischen Salinität auf das SI. Kolloquium am Leibnitz Institut für Ostseeforschung (IOW), Rostock (eingel. Vortrag)	04.12.2007
	Rienitz, O.: Computerunterstützte Berechnung der Messunsicherheit. DIN-Seminar S 242-014, Messunsicherheit nach GUM - praxisgerecht für chemische Laboratorien, Beuth-Verlag, Berlin, 20.-21.11.2007	21.11.2007
	Rienitz, O.: Standardaddition. DIN-Seminar S 242-014, Messunsicherheit nach GUM - praxisgerecht für chemische Laboratorien, Beuth-Verlag, Berlin, 20.-21.11.2007	21.11.2007
	Henrion, A.: Grundlagen der Statistik. DIN-Seminar: Messunsicherheit nach GUM - Praxisgerecht für chemische Laboratorien, Beuth-Verlag, Berlin, 20.-21.11.2007	21.11.2007
	Rienitz, O.: Berechnungsverfahren nach GUM. DIN-Seminar S 242-014, Messunsicherheit nach GUM - praxisgerecht für chemische Laboratorien, Beuth-Verlag, Berlin, 20.-21.11.2007	20.11.2007
	Jährling, R.; Rienitz, O.; Schiel, D.: Quecksilberbestimmung mit Isotopenverdünnung und Kaltdampftechnik im pg/g-Bereich. HR-ICP-MS User Meeting, Bremen	25.-26.10.2007
	Rienitz, O.: MC-ICP-MS as a powerful tool to measure monoelemental standard solutions. CCQM IAWG Workshop on Metrological Applications of Multicollector Mass Spectrometry, NIST Hollings Marine Laboratory, Charleston, South Carolina, USA, 03.10.2007	03.10.2007
	Sommer, K.-D. [speaker]; Seitz, St.; Spitzer, P.: Measurement uncertainty in interlaboratory comparisons of seawater conductivity samples. 230. PTB Seminar: Conductivity and Salinity, Braunschweig 13.-14.09.2007	13.09.2007
	Seitz, St. [speaker]; Spitzer, P.: Traceable measurement of conductivity and its relation to salinity. 230. PTB Seminar: Conductivity and Salinity, Braunschweig. 13.-14.09.2007	13.09.2007
	Lott, S. [speaker], Henrion, A., Güttler, B., Aderjan, R.: Development of an Isotope-Dilution LC/MS-MS method for quantitative detection of THC-glucuronide in urine of cannabis consumers. TIAFT2007, Seattle, USA, 26.-30. August 2007	28.08.2007
	Rienitz, O.: Rückführbarkeit von Ringversuchsergebnissen, Teil 2: Möglichkeiten der praktischen Realisierung Jahrestagung 2006/2007 der Analytischen Qualitätssicherung B-W, ISWA, Stuttgart, 15.03.2007	15.03.2007
	Spitzer, P.: Uncertainty of conductivity measurements, IAPWS working Group: Thermophysical Properties of Water and Steam, Workshop on Properties of Seawater, Luzern, Switzerland, (eingeladener Vortrag)	28.08.2007
	Breuel, U. [speaker]; Werner, B.; Spitzer, P.; Jensen, H.D.: Experiences with novel secondary conductivity sensors within the German Calibration Service (DKD). 2007 NCSL Workshop & Symposium, Saint Paul River Center, Saint Paul, Minnesota	29.07.-02.08.2007
	Güttler, B.: A National Network for Metrology in Chemistry in Germany. International Seminar on Metrology, Instituto Nacional de Normalización (INN), Santiago de Chile, 04.-08.06.2007 (eingeladener Vortrag)	04.-08.06.2007
	Werhahn, O.: Laserspektrometrie: Potenziale für die Metrologie in der Gasanalytik. Physikalisch-Chemischen Institut der Rubrechts-Karls-Universität Heidelberg (PCI) (eingeladener Vortrag)	15.06.2007
	Spitzer, P., Conductivity and Salinity, Results of the EUROMET project 918, SCOR/IAPSO WG 127 on the Thermodynamics and Equation of State of Sea water, Reggio, Italy (eingeladener Vortrag)	08.05.2007
	Henrion, A.: Traceability in chemistry - key comparisons, pilot study on CAP in milk. CRL-Workshop 2007: Benzimidazoles and Other Analytical and Statistical Issues, Bundesamt für Verbraucherschutz und Lebensmittelsicherheit (BVL) Berlin (eingeladener Vortrag)	24.04.2007
	Schiel, D.: Rückführbarkeit von Ringversuchsergebnissen, Teil 1: Möglichkeiten der praktischen Realisierung. Jahrestagung 2006/2007 der Analytischen Qualitätssicherung B-W, ISWA, Stuttgart	15.03.2007
	Rienitz, O.: Rückführbarkeit von Ringversuchsergebnissen. Jahrestagung 2006/2007 der "Analytischen Qualitätssicherung Baden-Württemberg", Stuttgart	15.03.2007
	Werhahn, O.; Koelliker, J.; Schiel, D.: IR-Laserspektrometrie für die Gasanalytik: Ein potenzielles Primärverfahren. 226. PTB-Seminar	22.-23.11.2006
	Spitzer, P.: Comparable electrochemical measurements by metrological traceability. Workshop on "Traceability of chemical measurement and its application in the analysis of food and environment". NMI, Peking, China	19.10.2006
	Rienitz, O.: Messunsicherheit nach GUM - Praxisgerecht für chemische Laboratorien, Computerunterstützte Berechnung der Messunsicherheit. DIN-Seminar S 242-012, Beuth-Verlag, Berlin	18.10.2006
	Rienitz, O.: Messunsicherheit nach GUM - Praxisgerecht für chemische Laboratorien, Standardaddition. DIN-Seminar S 242-012, Beuth-Verlag, Berlin	18.10.2006
	Rienitz, O.: Messunsicherheit nach GUM - Praxisgerecht für chemische Laboratorien. Berechnungsverfahren nach GUM. DIN-Seminar S 242-012, Beuth-Verlag, Berlin	17.10.2006
	Güttler, B.: Designation of expert institutes in metrology in chemistry in Germany. Workshop on "Criteria for the Designation of the Expert Laboratory"; Institute of Analytical Chemistry Training Building, Bangkok, Thailand	16.10.2006
	Güttler, B.: Traceability structures for chemical measurements in Germany. Seminar: Food savety and competitiveness, and the need for metrology in chemistry; Philippine Metrology, Standards, Testing and Quality, Inc. (MSTQ), Manila, Phillippinen	12.10.2006
	O'Connor, G. [speaker]; Burkitt, W.; Arsene, C.; Henrion, A.; Bunk, D.: The Feasibility of Accurate Protein Quantification by Isotope Dilution Mass Spectrometry of Proteolytic Peptides. 17th International Mass Spectrometry Conference, Prag, Czech Republic	27.08. -01.09.2006
	Werhahn, O.: Gas analysis with quantum cascade lasers. Eingeladener Vortrag am 13.07.06, CCQM-GAWG Workshop "Spectroscopy as a potential primary method for gas analysis", Politecnico di Torino, Departimento di Scienza dei Materiali e Ingegneria Chimica, Turin, Italien	12.-13.07.2006
	Spitzer, P. [speaker]; Rossi, B.; Gaignet, Y.; Mabic, St.; Sudmeier, U.; Eberhardt, R.; Xiaoping, S.: Advances in conductivity measurement for high purity water. Tenth International Symposium on Biological and Environmental Reference Materials (BERM 10) vom 30.04.-04.05.2006, Charleston, South Carolina, USA	04.05.2006
	Rienitz, O.; Schiel, D. [speaker]; Matschat, R.; Kipphardt, H.: Establishing a traceability system for elemental analysis. Tenth International Symposium on Biological and Environmental Reference Materials (BERM 10) vom 30.04.-04.05.2006, Charleston, South Carolina, USA	01.05.2006
	Stosch, R. [speaker]; Henrion, A.; Schiel, D.; Güttler, B.: ID-SERS: A novel primary ratio method based on raman spectroscopy for the quantitative determination of analytes in clinical matrix-materials. Tenth International Symposium on Biological and Environmental Reference Materials (BERM 10) vom 30.04.-04.05.2006, Charleston, South Carolina, USA	01.05.2006
	Arsene, C.; Henrion, A. [speaker]; Burkitt, W.; O'Connor, G.; Bunk, D.: Protein quantification by isotope dilution mass spectrometry of proteolytic fragments. Tenth International Symposium on Biological and Environmental Reference Materials (BERM 10) vom 30.04.-04.05.2006, Charleston, South Carolina, USA	01.05.2006
	Güttler, B.: Traceability in Chemistry. CRL-Workshop 2006 "Analytical and Statistical Issues" des Bundesamtes für Verbraucherschutz und Lebensmittelsicherheit (BVL), Berlin	25.04.2006
	Henrion, A.: Grundlagen der Statistik. DIN-Seminar 242-011, Berlin	31.03.2006
	Rienitz, O.: Computerunterstützte Berechnung der Messunsicherheit. DIN-Seminar 242-011, Berlin	21.03.2006
	Güttler, B.: Metrologisches Netzwerk in Deutschland. Workshop "Rückführung chemischer Messergebnisse in der Umweltanalytik - ein wichtiges Element der Qualitätssicherung", Umweltbundesamt (UBA), Berlin	14.-15.03.2006
	Rienitz, O. [speaker]; Borchers, U.: Rückgeführte Referenzwerte für Vergleichsmessungen in der Trinkwasseranalytik - Erste Erfahrungen. Workshop "Rückführung Chemischer Messergebnisse in der Umweltanalytik - ein wichtiges Element der Qualitätssicherung", Umweltbundesamt (UBA), Berlin	14.-15.03.2006
	Schiel, D.: Metrologie in der Chemie - Metrologisches Rückführungskonzept. Workshop "Rückführung chemischer Messergebnisse in der Umweltanalytik - ein wichtiges Element der Qualitätssicherung", Umweltbundesamt (UBA), Berlin	14.-15.03.2006
	Camoes, M.F.; Spitzer, P.; Bühler, H.; Mariassy, M.; Meinrath, G. [speaker]; Pratt, K.; Rivier, C.: Tracability of pH in a metrological context. International APAT - IUPAC Workshop on the role of (metrological) traceability and (measurement) uncertainty for comparing analytical results, Rom, Italien	06.-08.03.2006
	Spitzer, P.; Giera, J.; Haas, U.: The limitation in the traceable measurement of pH. SIM PDC and PTB Workshop, Training in pH and Electrolytic Conductivity (EC) Measurements, Wolfen and Braunschweig	06.-10.03.2006
	Spitzer, P.; Sudmeier, U.; Eberhardt, R.: How to measure electrolytic conductivity. SIM PDC and PTB Workshop, Training in pH and Electrolytic Conductivity (EC) Measurements, Wolfen and Braunschweig	06.-10.03.2006
	Haas, U.: How to derive secondary reference buffer solutions for pH - The differential cell. SIM PDC and PTB Workshop, Training in pH and Electrolytic Conductivity (EC) Measurements, Wolfen and Braunschweig	06.-10.03.2006
	Güttler, B: Traceability structures for chemical measurements in Germany. International Symposium on Metrology in Chemistry, Shah Alam (Malaysia)	20.-21.02.2006
	Güttler, B.: Beispiele metrologischer Rückführungen für die Chemie in Deutschland. Fachtagung 2006 (09.-10.02.2006), Bundesamtes für Verbraucherschutz und Lebensmittelsicherheit (BVL) Berlin	09.02.2006
	Schiel, D.: Traceability system for element solutions. PTB/BAM-Workshop on "Traceability to the SI and dissemination to the user", Bessy, Berlin	21.10.2005
	Spitzer, P.: Traceability in conductivity measurements. CCQM, IAWG/EAWG Workshop: Traceability to the SI and dissemination to the user, Berlin	21.10.2005
	Rienitz, O.: Computerunterstützte Berechnung der Messunsicherheit. DIN-Seminar 242-010, Berlin	11.10.2005
	Henrion, A.: Grundlagen der Statistik. DIN-Seminar 242-010, Berlin	11.10.2005
	Güttler, B.: Metrology and laboratory medicine. Meeting of NMI and other laboratory directors from member states of the metre convention and associates of the CGPM, BIPM, Paris (Frankreich)	30.09.2005
	Spitzer, P.: Rückführung auf nationale Normale - Anforderungen und Realisierung an Beispielen. Seminar Qualitätssicherung in der Analytik. ApplSystem, Berlin	29.09.2005
	Güttler, B.: The German system for dissemination of traceability in chemistry. Seminar Traceability and confidence in chemical measurements, Department of Industry and Trade, Oslo (Norwegen)	15.09.2005
	Güttler, B.: Traceability structure for Chemical Measurements in Germany. International Week of Chemical Metrology, Lima (Peru)	20.-24.06.2005
	Spitzer, P.: pH Measurements of Aqueous Solutions. SIM Workshop, Lima (Peru)	23.06.2005
	Henrion, A.: IDMS in Clinical Chemistry - Potential and Applications. Spring Meeting Clinical Chemistry. Luleå (Sweden)	25.-27.05.2005
	Spitzer, P.: Rückführung auf nationale Normale am Beispiel pH und Leitfähigkeitsmessungen. Seminar Qualitätsmanagement im Labor. APPL-System, Berlin	28.04.2005
	Bunk, D. [speaker]; O'Connor, G.; Henrion, A.: The Metrology of Protein Measurements. CCQM Workshop on New Challenges for the development of Primary or Higher Order Measurement Methods and Procedures for Physiologically-Significant Molecules, Paris (Frankreich), BIPM	13.04.2005
	Werhahn, O.; Koelliker Delgado, J; Schiel, D.: Gasanalytik mit Quantenkaskadenlasern. Frühjahrstagung der Deutschen Physikalischen Gesellschaft, Berlin	05.-08.03.2005
	Spitzer, P. [speaker]; Sudmeier, U.; Eberhardt, R.: Calibration of low conductivity measuring instruments. METCHEM-Meeting, Madrid (Spanien)	16.02.2005