Polysorbate 20

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Polysorbate 20

The ratio of the OH group to the (C₁₁H₂₃COO) group is mainly 3:1. Polyethylene glycol 20 sorbitan ether monolaurate;
Polyoxyethylene 20 sorbitan monododecanoate;
Polyoxyethylene 20 sorbitan monolaurate [9005-64-5]

DEFINITION

Polysorbate 20 is a laurate ester of sorbitol and its anhydrides, copolymerized with approximately 20 moles of ethylene oxide for each mole of sorbitol and sorbitol anhydrides. The fatty acids may be of vegetable, animal, or synthetic origin.

USP REFERENCE STANDARDS FOR PURCHASE

USP Polysorbate 20 RS

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