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9005-64-5 - Polysorbate 20 - Polyoxyethylene sorbitan monolaurate - L15029 - Alfa Aesar

L15029 Polysorbate 20

CAS Number
9005-64-5
Synonyms
Polyoxyethylene sorbitan monolaurate

Size Price ($) Quantity Availability
100ml 18.90
500ml 31.10
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Polysorbate 20

MDL
MFCD00165986
EINECS
500-018-3

Chemical Properties

Formula
C58H114O26
Boiling Point
>100°
Flash Point
>110°(230°F)
Density
1.105
Refractive Index
1.4700
Solubility
Miscible with water.

Applications

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.

Notes

Store in a cool place. Incompatible with strong oxidizing agents.

Literature References

Bart?n?k, V.; Junková, J.; Šuman, J.; Kolá?ová, K.; Rimpelová, S.; Ulbrich, P.; Sofer, Z. Preparation of amorphous antimicrobial selenium nanoparticles stabilized by odor suppressing surfactant polysorbate 20. Mater. Lett. 2015, 152, 207-209.

Siska, C. C.; Pierini, C. J.; Lau, H. R.; Latypov, R. F.; Fesinmeyer, R. M.; Litowski, J. R. Free Fatty Acid Particles in Protein Formulations, Part 2: Contribution of Polysorbate Raw Material. J. Pharm. Sci. 2015, 104 (2), 447-456.

Other References

Harmonized Tariff Code
3402.13
TSCA
Yes
RTECS
TR7400000

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