Intro to Spectrochemical Methods

• Spectrochemical Methods

  • More than half of all instrumental methods of analysis involve the absorption or emission of light
• Spectroscopy or Spectrometry

  • The science that deals with light and its absorption and emission by solutions and other material substances
• Spectrometer

  • The broad term for the instrument used in Spectrometry
• Spectrophotometer

  • a slightly more specific term for the instrument used in spectrometry (when a light sensor known as a phototube is used)