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Developments of Environmental Certified Reference Material from the Brazilian Metrology Institute to Support National Traceability
TLDR
This paper aims to present the developments performed by the Brazilian Metrology Institute NMI-Inmetro, considering the environmental demand, in order to support the needs of the national industry and to disseminate traceability among the society. Expand
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Comparison of High Performance Liquid Chromatography with Fluorescence Detector and with Tandem Mass Spectrometry methods for detection and quantification of Ochratoxin A in green and roasted coffee
Two analytical methods for the determination and confirmation of ochratoxin A (OTA) in green and roasted coffee samples were compared. Sample extraction and clean-up were based on liquid-liquid phaseExpand
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Supplementary comparison EURAMET.QM-S4: automotive gas mixtures
The capabilities for the preparation of certified reference materials of carbon monoxide, carbon dioxide, and propane in nitrogen have been compared. The participating national metrology institutesExpand
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Validation and Comparison of Calibration Techniques for Measurements of Carbon Dioxide in Atmospheric Air Standards
The increase in the concentration of carbon dioxide (CO2) in the atmosphere has led the scientific community to investigate the adverse effects on humanity and nature, including the greenhouseExpand
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MATERIAL FROM THE BRAZILIAN NMI
This paper aims to present the developments performed by the Chemical Metrology Division of the Brazilian NMI – Inmetro, considering the environmental demand. Inmetro addresses great part of itsExpand
ANALISYS OF STRESS CAUSED BY THE INFLUENCE OF CIRCULARITY ERROR IN PRESSURE VESSEL
Abstract. The quality of pressure vessels' manufacturing process in terms of their circularity error is a theme of discussion due to there is a difference between acceptance criteria of two mostExpand
Final report on COOMET.QM-S1 (COOMET project no 483/RU/09): Supplementary comparison of primary standard gas mixtures: Nitrogen monoxide in nitrogen (50 µmol/mol)
Nitrogen monoxide is one of the main contaminants present in the atmospheric air due to emissions of vehicles and power stations. Taking into account the positive experience of VNIIM in the pilotExpand
Hospital Preparedness for a Community Measles Outbreak in Ribeirao Preto, Brazil
Background: Measles was considered eradicated in Brazil in 2016, but the virus reemerged in the country in 2018, causing large outbreaks. Ribeirao Preto has been measles free since 1997, but theExpand
Final report on CCQM-K93: Preparative comparison of ethanol in nitrogen
This report presents the results of CCQM-K93, a key comparison between 13 National Measurement Institutes (NMIs), which tested the capability of the NMIs to prepare standard gas mixtures of ethanolExpand
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