Vegetable oleic acid is the most widely existing natural unsaturated fatty acid. It contains a carbon-carbon double bond in its molecular structure. It is a colorless or light yellow oily liquid with good fluidity at low temperatures. The raw material of vegetable oleic acid is mainly palm kernel oil. The oleic acid content is greater than 75%, the color is light, there is no odor, the freezing point is low, and the thermal stability is good. It is mainly used in the pharmaceutical, daily chemical and other industries that have high requirements for the quality of oleic acid. Properties