chemical analysis

Table of Contents

Introduction
Principal stages
- Sampling
- Sample preparation
- Evaluation of results
Preliminary laboratory methods
- Density measurements
- Specific gravity measurements
- Viscosity measurements
- pH determinations
Interference removal
- Distillation
- Selective precipitation
- Filtration
- Complexation
- Osmosis
- Extraction
- Electrogravimetry
- Chromatography
Classical methods
- Classical qualitative analysis
- Classical quantitative analysis
Instrumental methods
- Spectral methods
  - Absorptiometry
    - Nuclear magnetic resonance
    - Microwave absorptiometry
    - Thermal analysis
    - Infrared spectrophotometry
    - Ultraviolet-visible spectrophotometry
    - X-ray absorption
  - Scattered radiation
    - Turbidimetry and nephelometry
    - Refractometry
  - Emitted radiation
    - Luminescence
    - X-ray emission
    - Electron spectroscopy
    - Radiochemical methods
- Electroanalysis
  - Conductometry
  - Voltammetry
    - Classic polarography
    - Triangular wave voltammetry
    - AC voltametry
    - Pulse and differential pulse voltammetry
  - Electrogravimetry
  - Coulometry
  - Amperometry
  - Potentiometry
    - Inert-indicator-electrode potentiometry
    - Ion-selective electrodes
- Separatory methods
  - Chromatography
    - Gas chromatography
    - Liquid chromatography
  - Mass spectrometry

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separation and purification assaying iodine value DENDRAL Kjeldahl method classical analysis Van Slyke method interference conformational analysis retrosynthetic analysis chemical bonding data analysis coordination compound dye organometallic compound chemical reaction numerical analysis vector analysis meta-analysis cluster analysis

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Key People

Jöns Jacob Berzelius

Jöns Jacob Berzelius

Swedish chemist

Joseph-Louis Gay-Lussac, engraving by Ambroise Tardieu.

Joseph-Louis Gay-Lussac

French scientist

Jean-Baptiste-André Dumas, engraving, 1879

Jean-Baptiste-André Dumas

French chemist

Kai Manne Börje Siegbahn

Swedish physicist

Wallach

Otto Wallach

German chemist

Torbern Bergman, detail of an oil painting by Per Krafft; in the Royal Swedish Academy of Sciences, Stockholm

Torbern Olof Bergman

Swedish chemist and naturalist

Jaroslav Heyrovský.

Jaroslav Heyrovský

Czech chemist

Fritz Pregl

Austrian chemist

Johan Gottlieb Gahn

Swedish mineralogist

Adams, Roger

Roger Adams

American chemist

Paul-Émile Lecoq de Boisbaudran

French chemist