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How can a spectrophotometer be used to quantify phenols and characterize wine color? What are the contributors to wine color and how can they be chemically distinguished from one another?
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How can malic acid be quantified when tracking the progress of malolactic fermentation? What are some similarities and differences between the analyses of malic acid and residual sugar? What are the…
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How do we know when we're really done with fermentation? How does enzymatic analysis work? What are the components of an enzymatic assay kit? Copyright Thi Nguyen Do not distribute without…
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How is atomic spectroscopy different from molecular spectrophotometry? What's going on inside an atomic spectrometer? How is copper analyzed by flame atomic absorption spectroscopy? Copyright…
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How do we prepare juice samples for the analysis of free alpha-amino nitrogen? How do we perform dilutions? How do we deal with sample background noise during spectrophotometric analysis? How do we…
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What is calibration? How do we prepare standards for external calibration and how do we make a calibration curve? How do we give the spectrophotometer a baseline, to measure just what we're…
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