Polysorbate 20

CAS: 9005-64-5

Ref. 02-L15029

Product Information

• Name: Polysorbate 20
• Synonyms: Polyoxyethylene sorbitan monolaurate, Polyoxyaethylen(20)Sorbitanmonolaurat, Polyoxyaethylen(4)Sorbitanmonolaurat, Rheodol

Description

Used for solubilizing membrane proteins during isolation and purification.Polysorbate 20 is used as a wetting agent in flavored mouth drops. It acts as a washing agent in Western blots and ELISAs and prevents antibody binding. It is a solubilizing agent of membrane proteins. In pharmaceutical chemistry, it is used as an excipient to stabilize emulsions and suspensions. Further, it is used as a dispersing agent, stabilizer, lubricator and also used in creams, salves, ointments, protective creams, balms, pomades, lipsticks, mascaras and glosses. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

• Brand: Alfa Aesar By Thermo Fisher Scientific

Chemical properties

• Molecular weight: 1226.75983
• Formula: (C₂H₄O)y(C₂H₄O)w(C₂H₄O)x(C₂H₄O)zC₁₈H₃₄O₆
• Color/Form: Clear colorless or pale yellow to yellow, Liquid
• InChI key: HMFKFHLTUCJZJO-UHFFFAOYNA-N