The Problems of Analytical Chemistry . Volume 15. Isotopic mass spectrometry of light gas-forming elements”, compiled by the team of authors, is a unique work that immerses the reader in the world of high technologies and scientific research related to the analysis of light gas-forming elements. This publication will become an indispensable assistant for students, graduate students and professionals in the field of analytical chemistry, as well as for anyone interested in modern methods of analysis and their application in various scientific and industrial fields. This volume examines key aspects of isotopic mass spectrometry, one of the most advanced methods of analysis, which allows determining the isotopic composition of elements with high accuracy. The book covers a wide range of topics, ranging from the basics of mass spectrometry theory to practical applications in various fields such as ecology, geology, medicine, and materials science. The reader will be able to learn about the latest achievements in the field of mass spectrometry, as well as about new approaches to the analysis of light gases such as hydrogen, helium, neon and others. One of the main topics raised in the book is the importance of isotope analysis for solving current scientific problems. For example, isotopic mass spectrometry can track changes in the environment, investigate processes occurring in the atmosphere, and analyze sources of pollution. This makes the book particularly relevant to environmentalists and conservationists seeking to understand the impact of human activity on nature. The book will also be of interest to those engaged in scientific research in the field of geochemistry and paleoclimatology .. By studying isotope ratios, researchers can reconstruct past climatic conditions and understand how the Earth has changed over millions of years. This knowledge is essential for predicting future climate change and developing mitigation strategies. The style of the authors is characterized by high scientific rigor and accessibility of the presentation. They skillfully combine theoretical aspects with practical examples, which allows the reader not only to assimilate the material, but also to see its application in real life. The team of authors includes leading experts in the field of analytical chemistry, which guarantees the high quality and relevance of the presented material. If you are looking for literature that will help you better understand isotopic mass spectrometry and its application, then this volume will be a real find for you. It will not only expand your knowledge, but also inspire new research and discoveries. The book will be useful for both students and experienced professionals working in laboratories and scientific institutions . Thus, "Problems of analytical chemistry . Volume 15. Isotopic mass spectrometry of light gas-forming elements" is not just a textbook, but a real encyclopedia of knowledge that opens doors to the world of analytical chemistry and helps to understand complex but fascinating issues related to the study of light gases. Do not miss the opportunity to enrich your library with this important and useful book!