P1504

TWEEN^® 40

viscous liquid

• Synonym(s): Polyoxyethylenesorbitan monopalmitate
• CAS Number: 9005-66-7
• UNSPSC Code: 12161900
• NACRES: NA.25
• MDL number: MFCD00165345

Properties

• description: non-ionic
• Quality Segment: 200
• assay: ~90.0% (GC)
• form: viscous liquid
• mol wt: estimated mol wt 1277
• composition: Palmitic acid, ~90% (balance primarily stearic acid)
• technique(s): DNA extraction: suitable, RNA extraction: suitable, cell culture | mammalian: suitable, protein purification: suitable
• CMC: 0.027 (20-25°C)
• HLB: 15.6
• SMILES string: O1C(C(C(C1)OCCO)OCCO)C(OCCO)COCCOC(=O)CCCCCCCCCCC
• 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

Polyoxyethylenesorbitan monopalmitate, or TWEEN 40, is a non-ionic detergent.

Application

Non-ionic detergent used for cell lysis, nuclei isolation and cell fractionation.

Polyoxyethylenesorbitan monopalmitate, or TWEEN 40, has been used in a study to assess the determination of iodide in urine based on a chemiluminescence system. It has also been used in a study to investigate the delivery of astaxanthin and canthaxanthin to HepG2 cells.

Legal Information

TWEEN is a registered trademark of Croda International PLC

Safety Information

• Storage Class: 10 - Combustible liquids
• wgk: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Gloves