Used primarily as a corrosion inhibitor, especially in acidic environments. It protects metals like steel and copper in industrial cleaning processes and oilfield equipment. Also functions as an additive in lubricants and fuels to prevent metal degradation. Shows effectiveness in water treatment systems by forming protective films on metal surfaces. Has biocidal properties, making it useful in controlling microbial growth in industrial water systems. Employed in some agricultural formulations as a stabilizer or protective agent.