POLYSORBATE 60 is a mixture of Stearate and Palmitate partial esters of Sorbitol and Sorbitol anhydrides condensed with approximately 20 moles of Ethylene Oxide (C2H4O) for each mole of Sorbitol and its mono- and dianhydrides. It is a lemon to orange- coloured, oily liquid, or semigel having a faint characteristic odour and a warm, somewhat bitter taste. It is soluble in water, in aniline, in ethyl acetate, and in toluene, but is insoluble in mineral oil and in vegetable oils. It conforms to the regulations of the federal Food and Drug Administration pertaining to specifications for fats or fatty acids derived from edible sources.