Polysorbates

**Definition:** Sorbitan mono-9-octadecanoate poly(oxy-1,2-ethanediyl) derivatives; complex mixtures of polyoxyethylene ethers used as emulsifiers or dispersing agents in pharmaceuticals.

**Tree numbers:** - D02.033.455.250.700.690 - D05.750.741.700 - D25.720.741.700 - J01.637.051.720.741.700

**Synonyms:** - Polyoxyethylene Sorbitan Monolaurate - PSML - Polysorbate