4-Nonylphenol polyethoxylate

4-Nonylphenol polyethoxylate is a non-ionic surfactant widely used as detergents, wetting agents, etc. The degradation products of 4-Nonylphenol polyethoxylate, such as 4-Nonylphenol, 4-tert-octylphenol (HY-B1941), and their short ethoxyl chain polyethoxylates (SEC-APEOs), are more persistent and have estrogenic activity.