Tetrabutylammonium perchlorate is an organic compound comprising ammonium ions and perchlorate ions. It is commonly utilized as an electrolyte in electrochemistry and as a source of perchlorate anions in analytical chemistry. Due to its high ionic conductivity and stability under extreme conditions, tetrabutylammonium perchlorate finds diverse applications in the production of batteries, fuel cells, and electronic components. Additionally, it serves as a reference standard in analytical techniques such as ion chromatography.