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  • Statistics in Analytical Chemistry: Part 46—R2 (Concluded)

    Statistics in Analytical Chemistry: Part 46—R2 (Concluded)

    Wednesday, February 08, 2012
    Technical Article
    David Coleman, Lynn Vanatta
    Over the course of the past two articles (Part 44,Oct 2011, and Part 45, Nov/Dec 2011), R2 has been defined, its components have been explained verbally and mathematically, and the statistic’s ... read more
  • Optimizing HPLC Sample Preparation

    Optimizing HPLC Sample Preparation

    Monday, February 06, 2012
    Technical Article
    Caitlin Smith
    Sample preparation is an important component for analysis in high-performance liquid chromatography (HPLC)/ultra high-performance liquid chromatography (UHPLC). This article outlines commonly used ... read more
  • Statistics in Analytical Chemistry: Part 44—R2

    Statistics in Analytical Chemistry: Part 44—R2

    Saturday, October 01, 2011
    Technical Article
    David Coleman, Lynn Vanatta
    Imagine that a new method has been developed and now needs a calibration curve. read more
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