The book \'Basics of Textile Chemical Processing\' provides basic understanding of concepts related to textile preparatory processes, dyeing, printing and finishing. The book is divided into ten chapters. The introductory chapter provides objectives of preparatory and other processes. The chapters two to five provides basic concepts about preparatory processes such as singeing, desizing, scouring, bleaching and mercerizing process. The chapter six dealt with the classification of dyes and their environmental aspects and chapter seven provides the basic principles of various dyeing machineries. Chapter seven and eight discusses about the basic principles of different printing methods and traditional printing of fabrics. The final chapter deals about the various kinds of value added finishes and their principles. This book is intended to provide useful information to employers, management personnel, professionals, technocrats, supervisors and employees engaged in textile chemical processing.'