nepheloturbidimetry and chromatography - thin layer chromatography, paper chromatography, high performance liquid chromatography and high performance thin layer chromatography. Special emphasis has been laid on the interpretations of infrared spectras and mass spectras, Karl Fischer titration and Kjeldahls method. The book has been designed to serve as a ready-reckoner, both for the students as well as the teachers, with a unique feature that the students can write the observations and calculations directly without wasting their valuable time. It aims to be useful to all undergraduate as well as postgraduate students.