Polysorbate 20, liquid
Product Details & Documents
Polysorbate 20 is nonionic surfactant derived from sorbitan ester.
- Refractive Index: n20/D 1.468(Lit.)
- Viscosity: 400 cps at 25 °C.(Lit.)
- Critical Micelle Concentration (CMC): 0.06mM
Polysorbate 20 is typically used as an emulsifying agent for the preparation of stable oil-in-water emulsions, particularly in pharmaceutical applications. It has been used in pre-extraction of membranes to remove peripheral proteins. It has been used as a blocking agent on nitrocellulose.
Caution: Research Use Only (RUO).
- CAS Number:9005-64-5
- Formula:C₅₈H₁₁₄O₂₆
- MDL Number:MFCD00165986
- Boiling Pt:>100 °C (lit.)
- Density:1.095 g/mL (lit.)
- Storage Temperature:Ambient
Specifications
Specification Test Results
- Identity Test A:Passes
- Identity Test B:Passes
- FTIR:Conforms to Reference
- Solubility (1g/20mL):Clear, Foamy Solution
- Specific Gravity:1.08-1.113
- Water Content:≤3%
- Saponification Number:40-50
Specifications
- Pk:500 mL
Specifications
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