The instrumental methods of
chemical analysis are divided into categories according to the property
of the analyte that is to be measured. Many of the methods can be used
for both qualitative and quantitative analysis. The major categories of
instrumental methods are the spectral, electroanalytical, and separatory.

“Instrumental
Methods of Chemical Analysis” by Sharma is one of only a few standard
books on Instumental Analysis today. It is a great book that offers a
good overview of the techniques that are currently in use

Pages  ~ 1900