287100-82-7

(9Z)-9-Octadecenoic-1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18-13C18 Acid is mainly used as an internal standard for high sensitivity isotope dilution liquid chromatography/tandem mass spectrometry.

Oleic acid-¹³C₁₈ is a ¹³C labeled fatty acid. The disposition of ¹³C₁₈ -oleic acid following in vivo intravenous and oral administration has been determined by liquid chromatography-mass spectrometry.