Polysorbate 81, also known as polyoxyethylene (5) sorbitan monooleate, consists of sorbitol, ethylene oxide, and oleic acid. It has a molecular formula of C34H64O11. At room temperature, it is in the form of a pale-yellow orange oily liquid. It is an O/W emulsifier with an HLB value of 10.0. It is soluble in ethanol, ethyl acetate, and toluene; slightly soluble in mineral and vegetable oil. And it can be dispersed in water.
? MOLECULAR FORMULA: C34H64O11
? MOLECULAR WEIGHT: 648
Technical Information of Polysorbate 81
According to Q/GDRH
9005 65 6, other parameters are available upon request.