Polysorbates are derived from ethoxylated sorbitan (a derivative of sorbitol) esterified with fatty acids and exist as oily liquids.
Hydrolysis of Polysorbate 20 and 80 by a Range of Carboxylester Hydrolases
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chemical structure of: (A) polysorbate 80, (B) poloxamer 188, and (C)
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