Polyethylene Glycols

**Definition:** Polymers of ETHYLENE OXIDE and water, and their ethers. They vary in consistency from liquid to solid depending on the molecular weight indicated by a number following the name. They are used as SURFACTANTS, dispersing agents, solvents, ointment and suppository bases, vehicles, and tablet excipients. Some specific groups are NONOXYNOLS, OCTOXYNOLS, and POLOXAMERS.

**Tree numbers:** - D02.033.455.250.700 - D05.750.741 - D25.720.741 - J01.637.051.720.741

**Synonyms:** - Macrogol - Macrogols - Polyethylene Glycol - Polyethyleneoxide - Polyoxyethylenes - Polyglycol - Polyethylene Oxide