655205

TWEEN^® 20

Non-ionic detergent

• Synonym(s): TWEEN^® 20, Polysorbate 20, Polyoxyethylene (20) sorbitan monolaurate, PEG(20)sorbitan monolaurate, Polyethylene glycol sorbitan monolaurate, Polyoxyethylenesorbitan monolaurate
• CAS Number: 9005-64-5
• MDL number: MFCD00165986
• UNSPSC Code: 12161902
• NACRES: NA.25

Properties

• product name: TWEEN^® 20, Non-ionic detergent used for immunoprecipitation and for the solubilization of membrane-bound proteins.
• Quality Level: 100
• form: liquid
• mol wt: ~1228
• manufacturer/tradename: Calbiochem^®
• storage condition: OK to freeze
• color: pale yellow
• refractive index: n20/D 1.468 (lit.)
• CMC: 59 μM (HLB number 16.7)
• solubility: water: 10%
• density: 1.095 g/mL at 25 °C (lit.)
• shipped in: ambient
• storage temp.: 15-25°C
• SMILES string: CCCCCCCCCCCC(=O)OCCOCC(C1C(C(CO1)OCCO)OCCO)OCCO
• InChI: 1S/C26H50O10/c1-2-3-4-5-6-7-8-9-10-11-24(30)34-19-18-31-20-22(32-15-12-27)26-25(35-17-14-29)23(21-36-26)33-16-13-28/h22-23,25-29H,2-21H2,1H3
• InChI key: HMFKFHLTUCJZJO-UHFFFAOYSA-N

Description

General description

Non-ionic detergent used for immunoprecipitation and for the solubilization of membrane-bound proteins (CMC: 59 µM; HLB number: 16.7).

Non-ionic detergent used for immunoprecipitation and for the solubilization of membrane-bound proteins.

Application

Non-ionic detergent

Warning

Toxicity: Standard Handling (A)

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

TWEEN is a registered trademark of Croda International PLC

Safety Information

• Storage Class: 10 - Combustible liquids
• wgk_germany: WGK 1
• flash_point_f: 527.0 °F - Pensky-Martens closed cup
• flash_point_c: 275 °C - Pensky-Martens closed cup