Used primarily as a wood preservative to protect against fungal decay and insect infestation in utility poles, railroad ties, and lumber. It is also employed in the treatment of materials like ropes and canvas to enhance durability. In agriculture, it serves as a herbicide and defoliant to manage unwanted vegetation. Additionally, it finds application in industrial settings as a biocide to control microbial growth in cooling towers and other water systems. The 13C6 isotope-labeled version is specifically utilized in environmental and analytical studies to track and quantify the compound's presence and behavior in various ecosystems.