Analysis reagent; Used as plasticizer for vinyl resins. Phthalate esters are mainly used to soften polyvinyl chloride. It comprises 31.1% of a typical melt-mixed polyvinylchloride powder-coating formulation and was produced in large volumes (e.g., >1 million pounds in 1976, >1.36×10⁶ g in 1975, <2.27×10⁶ g in 1983).
2016-2019年产量均小于1,000,000 lb，用于All Other Chemical Product and Preparation Manufacturing及Fabricated Metal Product Manufacturing行业，作为活性成分（Ethanol, 2,2'-(octylimino)bis-）使用。
