Chemical Analysis. Francis Rouessac
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Название: Chemical Analysis

Автор: Francis Rouessac

Издательство: John Wiley & Sons Limited

Жанр: Химия

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isbn: 9781119701347

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СКАЧАТЬ href="#u3dd3ef99-03c0-5d13-9f2f-2808687487b8">Chapter 22: Basic Statistical Parameters 22.1 CENTRAL VALUE, ACCURACY, AND RELIABILITY OF A SET OF MEASUREMENTS 22.2 VARIANCE AND STANDARD DEVIATION 22.3 RANDOM OR INDETERMINATE ERRORS 22.4 CONFIDENCE INTERVAL OF THE MEAN 22.5 COMPARISON OF RESULTS – PARAMETRIC TESTS 22.6 REJECTION CRITERIA USING THE Q QUOTIENT (OR DIXON TEST) 22.7 CALIBRATION CURVES 22.8 ROBUST METHODS OR NONPARAMETRIC TESTS 22.9 OPTIMIZATION WITH THE ONE‐FACTOR‐AT‐A‐TIME (OFAT) METHOD PROBLEMS SOLUTIONS

      29  Appendix Table of Some Useful Constants

      30  Bibliography

      31  Index

      32  End User License Agreement

      List of Tables

      1 Chapter 2Table 2.1 Comparison of conventional, fast and ultra‐fast GC set‐ups.Table 2.2 McReynolds constants (∆I) for several stationary phases normalize...

      2 Chapter 4Table 4.1 Equivalent conductivities of ions at infinite dilution in water a...

      3 Chapter 7Table 7.1 Permeation range (Da) of three gels for various standard compound...

      4 Chapter 9Table 9.1 Characteristic chromophores of some nitrogen‐containing groups.

      5 Chapter 10Table 10.1 Correlation chart in the mid‐infrared region between functional ...Table 10.2 Comparison of absorption (IR) and scattering (Raman) intensities ...

      6 Chapter 11Table 11.1 Position of the Raman peaks, calculated for four commonly used s...

      7 Chapter 12Table 12.1 Several radioisotope X‐ray sources.

      8 Chapter 13Table 13.1 Ratio ofNe /N0 for several elements at various temperatures.Table 13.2 Upper temperature limits for some gas mixtures.

      9 Chapter 15Table 15.1 Values ofγ for some nuclei.Table 15.2 Values in MHz of some resonance frequencies forModifyingAbove upper B With right-arrow Subscript 0 = 1T.Table 15.3 Influence of electronegativityχ of the halogen on δ (T...Table 15.4 Pascal’s triangle and its application to NMR forI = ½.Table 15.5 NMR chemical shifts of the main types of protons in organic molecules.Table 15.6 13C NMR correlation table of organic functions.

      10 Chapter 16Table 16.1 Atomic mass of the isotopes of the main elements commonly encount...

      11 Chapter 17Table 17.1 Some characteristics of commonly used radioisotopes.

      12 Chapter 19Table 19.1 Values of the ideal slopes at 298 K for a few ions.

      13 Chapter 22Table 22.1 Examples of results from an analysis grouping the various parame...Table 22.2 Values of the Student’s two‐sided confidence coefficientt (calcu...Table 22.3 Summary of theF threshold values established for a confidence le...Table 22.4 Tabular summary of critical values forQ (Dixon’s test)Table P22.1

      List of Illustrations

      1 Chapter 1Figure 1.1 A basic experiment in chromatography. (a) The necessary ingredien...Figure 1.2 The principle of analysis by chromatography. The chromatogram, th...Figure 1.3 Chromatographic elution curve. Example of a graph of Eq. (1.1).Figure 1.4 Characteristics of an ideal chromatographic peak. Meaning of the ...Figure 1.5 Distribution isotherms. (a) The ideal situation corresponding to ...Figure 1.6 Dispersion of a solute in a column. Left, a graph corresponding t...Figure 1.7 Retention factors and separation factor (or selectivity factor) b...Figure 1.8 Resolution factor. A simulation of chromatographic peaks by juxta...Figure 1.9 Effect of column length on the resolution. Chromatograms obtained...Figure 1.10 Van Deemter curve in gas chromatography with the domains of para...Figure 1.11 The chromatographer’s compromise triangle between resolution, sp...Figure 1.12 Analysis by the external standard method. The precision of this ...Figure 1.13 Method of analysis by internal standard.Figure 1.14 Analysis by internal normalization method.

      2 Chapter 2Figure 2.1 Operational diagram of a gas chromatograph and practical uses. a,...Figure 2.2 Efficiency as a function of the nature and linear velocity of the...Figure 2.3 Microsyringe for GC and principle of an injection loop installed ...Figure 2.4 Direct vaporization injector used for packed columns. The typical...Figure 2.5 Injectors. Above left, injection chamber with splitter (vent 2 re...Figure 2.6 PTV injector, with programmable temperature and cold on‐column in...Figure 2.7 Capillary columns. Representation of a 50 m long commercial capil...Figure 2.8 Polarity scale of stationary phases in GC and summary of the thre...Figure 2.9 Example of a separation with a chiral phase which contains grafte...Figure СКАЧАТЬ