TWEEN® 80
SIAL/P1754 - viscous liquid
Synonym: POE (20) sorbitan monooleate; Polyethylene glycol sorbitan monooleate; Polyoxyethylenesorbitan monooleate; Polysorbate 80
CAS Number: 9005-65-6
MDL Number: MFCD00082107
Product Type: Chemical
| aggregation number | 60 |
| application(s) | cell analysis |
| CMC | 0.012 mM (20-25°C) |
| composition | Oleic acid, ≥58.0% (balance primarily linoleic, palmitic, and stearic acids) |
| density | 1.064 g/cm3 |
| description | non-ionic |
| form | viscous liquid |
| HLB | 15 |
| InChI | 1S/C32H60O10/c1-2-3-4-5-6 |
| InChI key | RGPBUVUVZKQNHD-MDZDMXLPSA |
| mol wt | average mol wt 1310 |
| micellar avg mol wt 79,000 | |
| Quality Level | 200  |
| transition temp | cloud point 65 °C |
| Application: | Non-ionic detergent used for selective protein extraction and isolation of nuclei from mammalian cell lines. |
| Application: | TWEEN® 80 has been used in drug vehicle solution for specific injections in mice and rats. It has been used for the determination of esterase activity in bacterial cells. |
| Biochem/physiol Actions: | TWEEN® 80 is a polysorbate surfactant which helps in stabilizing proteins and in protein membrane studies. It is regularly used for the extraction of membrane proteins and isolation of nuclei from cells. |
| Legal Information: | TWEEN is a registered trademark of Croda International PLC |
| Packaging: | 1 gal in poly bottle |
| Packaging: | 1 L in poly bottle |
| Packaging: | 25, 500 mL in poly bottle |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 1 |
| Flash Point(F) | 235.4 °F - closed cup |
| Flash Point(C) | > 113 °C - closed cup |
| Density | 1.064 g/cm3 |
| UNSPSC | 12161900 |