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Analysis of drugs and personal care products in French source and drinking waters: the analytical challenge and examples of application.
This paper illustrates the challenge faced by analytical chemists when trying to measure selected compounds representative of various classes of prescription and hospital drugs. Because hundreds ofExpand
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Certified reference material for traceability in environmental analysis: PAHs in toluene
Certified reference material (CRM) plays a vital role for quality control assurance in environmental analysis, because the quality of data arising from measurements has crucial importance. ThisExpand
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Development of Method for Ochratoxin A Analysis in Coffee by Liquid Chromatography/Electrospray Tandem Mass Spectrometry
Coffee constitutes an extremely complex food matrix and has an important role in the world’s economy, especially in producing and exporting countries like Brazil. High Performance LiquidExpand
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Development and Validation of Analytical Methodology for the Determination of Volatile Organic Compounds for Production and Certification of Reference Material
An analytical method has been developed and validated for the determination of benzene, toluene, ethylbenzene and xylenes (BTEX) using gas chromatography - ion trap mass spectrometry (GC - IT - MS -Expand
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The validation of a new high throughput method for determination of chloramphenicol in milk using liquid–liquid extraction with low temperature partitioning (LLE-LTP) and isotope-dilution liquid
Chloramphenicol (CAP) is an antibiotic banned for treatment of food-producing animals. The minimum required performance limit (MRPL) of 0.3 μg kg−1 for analytical methods was set by the EuropeanExpand
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Final report on key comparison CCQM-K55.b (aldrin): An international comparison of mass fraction purity assignment of aldrin
Under the auspices of the Organic Analysis Working Group (OAWG) of the Comit? Consultatif pour la Quantit? de Mati?re (CCQM) a key comparison, CCQM K55.b, was coordinated by the Bureau InternationalExpand
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Certified reference material to water content determination in bioethanol fuel
Bioethanol is a strategic biofuel in Brazil. Thus, a strong metrological basis for its measurements is required to ensure the quality and promote its exportation. Recently, Inmetro certified aExpand
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The influence of different referencing methods on the accuracy of δ(13) C value measurement of ethanol fuel by gas chromatography/combustion/isotope ratio mass spectrometry.
RATIONALE Brazil is the largest producer of sugar cane bioethanol in the world. Isotope ratio mass spectrometry (IRMS) is the technique of choice to certify the origin/raw materials for ethanolExpand
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Proficiency testing for the determination of pesticides in mango pulp: a view of the employed chromatographic techniques and the evaluation of laboratories' performance.
The proficiency testing for determination of pesticides residues in mango pulp was the third work of the partnership established by INMETRO and INCQS/Fiocruz. Three mango pulp samples were sent toExpand
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Development studies of captopril certified reference material
Este artigo descreve os estudos realizados com o candidato a Material de Referencia Certificado (MRC) de captopril, primeiro MRC de farmacos no Brasil, incluindo a determinacao de impurezasExpand
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