Liquid paraffin is a colorless, transparent oily liquid that does not show fluorescence when viewed in sunlight. It is odorless and tasteless at room temperature and has a slight petroleum odor when heated. Density 0.86-0.905 (25°C), insoluble in water, glycerin, and cold ethanol. Soluble in benzene, ether, chloroform, carbon disulfide, and hot ethanol. It can be mixed with most fatty oils except castor oil, and camphor, menthol, and most natural or artificial musks can be dissolved. The main components are C16-C20 n-alkanes.