Vasilyev, V. P. *Analytical Chemistry. In Two Volumes. Volume 1: Titrimetric and Gravimetric Methods of Analysis.* A textbook for university students studying chemical technology. — 6th edition, revised. Moscow: Drofa, 2007. — 366 pages + [2] pages of illustrations. ISBN 978-5-358-03521-8 (Volume 1); ISBN 978-5-358-03520-1 (Volume 2). This book explores modern theoretical concepts of reactions in solution, including their thermodynamic properties and the analytical techniques associated with them. It provides a comprehensive overview of titrimetric and gravimetric analysis methods, detailing their conditions, applications, advantages, and limitations. The text also covers key principles of chemical thermodynamics and discusses the role of computers in chemical analytical calculations. Each chapter concludes with review questions to reinforce learning. Designed for university students specializing in chemical technology, this textbook is also suitable for students in energy, agriculture, medicine, metallurgy, education, and other related fields.