| Description | Polysorbate 20 (Tween-20) ,sorbitan mono-9-octadecanoate poly(oxy-1,2-ethanediyl) derivatives, is used in the formulation of biotherapeutic products for both preventing surface adsorption and as a stabilizer against protein aggregation. |
| Synonyms | Tween-20, 吐温 20 |
| molecular weight | avg. 1228.0 |
| Molecular formula | C26H50O10 |
| CAS | 9005-64-5 |
| Storage | store at 4°C | Shipping with blue ice. |
| Solubility | DMSO: 100 mg/mL |
| References | 1. Kerwin BA. Polysorbates 20 and 80 used in the formulation of protein biotherapeutics:structure and degradation pathways. J Pharm Sci. 2008 Aug;97(8):2924-35. 2. Hofer S, Stonig M, Wally V, Hartmann A, Fuchs D, Hermann M, Paparella M, Ganzera M, Gostner JM. Contradictory effects of chemical filters in UV/ROS- stressed human keratinocyte and fibroblast cells. ALTEX. 2019;36(2):231-244. 3. Diffey B. New Sunscreens and the Precautionary Principle. JAMA Dermatol. 2016 May 1;152(5):511-2. |