A Handbook of Silicate Rock Analysis - Tapa blanda

Sinopsis

1 Concepts in analytical chemistry.- 1.1 Introduction.- 1.2 Terms and definitions in analytical chemistry.- 1.3 Units of measurement: the international system (SI) of units.- 1.4 Statistics.- 1.5 Detection limits.- 1.6 Sampling strategies: inhomogeneity effects.- 1.7 Contamination effects.- 1.8 Reporting analytical data.- 1.9 Standard additions calibrations.- 1.10 Rock reference materials.- 1.11 Which technique for which element?.- 2 Classical and rapid methods of analysis.- 2.1 Rock dissolution techniques: acid attack.- 2.2 Rock dissolution procedures: fusion with alkali salts.- 2.3 Classical methods of rock analysis.- 2.4 Evolution of rapid methods of analysis.- 2.5 Photometry.- 2.6 Flame photometry.- 2.7 Titrations involving ethylenediaminetetra-acetic acid (EDTA).- 2.8 A rapid scheme of analysis.- 2.9 Determination of ferrous iron.- 2.10 The determination of water and carbon dioxide.- 2.11 The auto-analyser.- 3 Optical spectrometry: principles and instrumentation.- 3.1 Principles.- 3.2 The nature of light.- 3.3 Atomic spectroscopy.- 3.4 The electronic structure of atoms: quantum theory.- 3.5 Spectroscopic notation for electron orbital configurations: the Russell-Saunders coupling scheme.- 3.6 The absorption of light.- 3.7 The emission of light.- 3.8 Instrumentation for optical spectroscopy.- 3.9 Monochromator.- 3.10 Optical filters.- 3.11 Slits.- 3.12 Photon detectors.- 3.13 Classical monochromator designs.- 3.14 Stray light effects.- 3.15 Errors in spectrometric measurements.- 4 Atomic absorption spectrometry.- 4.1 Introduction.- 4.2 Instrumentation.- 4.3 Properties of flames.- 4.4 Flame chemistry and atomization interferences in the flame: atomization processes in the flame.- 4.5 Instrumental and spectral interferences.- 4.6 Instrument optimization for routine analysis.- 4.7 Schemes of analysis using flame atomic absorption.- 4.8 Interference suppression.- 4.9 Detection limits.- 4.10 Routine performance.- 4.11 Electrothermal atomization.- 4.12 Atomization in the hollow graphite furnace.- 4.13 Background correction.- 4.14 Geological applications of furnace AAS.- 4.15 Cold vapour and hydride generators.- 4.16 Solid sampling and novel atomization devices.- 5 Inductively coupled plasma-atomic emission spectrometry.- 5.1 Historic development and analytical capabilities.- 5.2 The inductively coupled argon plasma.- 5.3 Nebulizers and spray chambers.- 5.4 Physical structure of the plasma.- 5.5 Temperature distribution in the plasma.- 5.6 Atomization and excitation processes.- 5.7 Interferences in the argon plasma.- 5.8 Measurement and analysis of emission spectra.- 5.9 Some instrument considerations-simultaneous ?. sequential monochromators.- 5.10 Optimizing operating parameters.- 5.11 Calibrations for ICP-AES.- 5.12 Silicate rock analysis.- 5.13 Direct current plasma-optical emission spectrometry.- 6 Arc and spark source optical emission spectrometry.- 6.1 Historical perspective.- 6.2 Instrumentation.- 6.3 Sample preparation.- 6.4 Behaviour of elements in an arc discharge.- 6.5 Simultaneous multi-element analysis.- 6.6 Conclusions.- 7 Ion-selective electrodes.- 7.1 Analytical perspective.- 7.2 Instrumentation.- 7.3 The Nernst equation.- 7.4 Interference effects: non-ideal Nernst behaviour.- 7.5 Schemes for the analysis of geological samples for fluorine.- 7.6 Determination of chlorine by ion-selective electrodes.- 7.7 Other techniques for the determination of chlorine and fluorine.- 8 X-ray fluorescence analysis: principles and practice of wavelength dispersive spectrometry.- 8.1 Analytical characteristics.- 8.2 Energy and wavelength of x-rays.- 8.3 The origin of x-ray spectra.- 8.4 Competing de-excitation routes.- 8.5 Excitation of x-ray spectra.- 8.6 Interaction of x-rays with matter.- 8.7 Matrix effects in geological samples.- 8.8 Mathematical procedures for the correction of absorption-enhancement effects.- 8.9 Instrumentation for wavelength dispersive XRF analysis.- 8.10 Experimental considerations.- 8.11 Routine operating

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