UNCERTAINTY EVALUATION ON DETERMINATION OF STATINS IN HEALTH FOOD BY GAS CHROMATOGRAPHY MASS SPECTROMETRY (GC-MS)

Uncertainty evaluation on determination of statins in health food by Gas Chromatography Mass Spectrometry (GC-MS)

Objiective: In presence of measurement uncertainty evaluation, the detection methods, with water-sodium chloride pretreatment, for health food was evaluated.Methods: A mathematical model was established to analysis of uncertainty sources.Then the individual components of uncertainty were evaluated.Finally, the combined uncertainty and extended unce

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Learning opportunities of urban space semiotics

The article deals with the study of the semiotic opportunities of the urban space as a learning tool.The authors analyze the literature on urban research and point to the significant interest of the education system in various manifestations of urban life: architectural, design, environmental, adaptational, etc.The notion of “city” in numerous

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Study of the laser-material interaction for innovative hybrid structures: Thermo-mechanical characterization of polyethylene-based polymers

This study deals with the experimental analysis of Trench Coats the effects of laser radiation on semi-crystalline polyethylene-based polymers.This paper has been developed as basis for future development of an innovative joining system, based on laser technology, to produce hybrid structures consisting of metal and polymer parts.Several process mo

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