The book is a humble attempt towards sharpening the knowledge of undergraduate, postgraduate and also the young researchers who are interested to persue their research in the field of separation technique as well as quantitative estimation of trace metal ions spectrophotometrically. The book explains all the basic principles of separation techniques as well as the brief idea about all the modern techniques used for quantitative estimations. In the present book author described the Solvent Extraction technique used as a separation technique which is coupled with Visible-Spectrophotometer...