Tween-20 (Polysorbates 20) is used in the formulation of biotherapeutic products for both preventing surface adsorption and as a stabilizer against protein aggregation.
CAS Number: 9005-64-5
Molecular Weight: 522.67
Chemical Name: 2-[2-[3,4-bis(2-hydroxyethoxy)oxolan-2-yl]-2-(2-hydroxyethoxy)ethoxy]ethyl dodecanoate
Appearance: Solid Power
Purity: ≥98% (or refer to the Certificate of Analysis)
Solubility: Soluble in DMSO
Shipping Condition: Shipped under ambient temperature as non-hazardous chemical or refer to Certificate of Analysis
Storage Condition: Dry, dark and -20 oC for 1 year or refer to the Certificate of Analysis.
Shelf Life: ≥12 months if stored properly.
Stock Solution Storage: 0 - 4 oC for 1 month or refer to the Certificate of Analysis.
Drug Formulation: To be determined
HS Tariff Code: 382200
- Bruce A Kerwin. J Pharm Sci. 2008 Aug;97(8):2924-35.
Products are for research use only. Not for human use.
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