NOP is a substituted heterocyclic organic compound and a rapid nonionic wetting agent in dishwashing, industrial, and institutional cleaners. It also can serve as a solvent for polymers and hydrophobic substances and has uses as a dye carrier for aramid fabrics. Widely used in cotton defoliants, concentrated cleaning agents, chemical reaction solvents, coating strippers in the electronics industry, as well as surfactants and ionic liquids.