Search for tag: "concentration"

VEN123L Video 9.1 - Limits of Detection and Quantification

What's the lowest concentration that a method or instrument can detect, and what's the lowest it can measure? What's the difference? How do we determine the limits of detection and…

From  Thi Nguyen on November 20th, 2020 0 likes 73 plays 0  

VEN123L Video 8.1 - Residual Sugar - Enzymatic Analysis

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…

From  Thi Nguyen on November 14th, 2020 0 likes 114 plays 0  

VEN123L Video 7.5 - Reference Method Comparison

What are some ways we can compare our method against a reference method? How can linear regression be used to compare datasets? What parameters in the regression equation should be considered? …

From  Thi Nguyen on November 2nd, 2020 0 likes 72 plays 0  

VEN123L Video 7.4 - Internal Standardization

What is internal standardization and what makes a good internal standard? Why does it work and how is it done? Copyright Thi Nguyen Do not distribute without permission thinguy@ucdavis.edu

From  Thi Nguyen on November 2nd, 2020 0 likes 57 plays 0  

VEN123L Video 6.3 - Spike Recovery and One-Tailed t-tests - Copper Fining

How is spike recovery used to evaluate the accuracy of an analytical method? How are one-tailed t-tests used to compare an experimental treatment versus a control? Can we use copper fining as an…

From  Thi Nguyen on November 1st, 2020 0 likes 67 plays 0  

VEN123L Video 6.2 - Evaluating Linearity - Residual Plots

Might R-squared values be a bit misleading? How should we evaluate the linearity of calibration curves? How do we create residual plots and use them to check for linearity? Copyright Thi Nguyen Do…

From  Thi Nguyen on November 1st, 2020 0 likes 98 plays 0