Contains various polyunsaturated fatty acids, including many important essential fatty acids; designed for direct use in LC-MS applications. Each ampule contains at least 1 ml:Adrenic Acid (Item No. 90300),Arachidonic Acid (Item No. 90010) ,Dihomo-γ-Linolenic Acid (Item No. 90230) ,Docosahexaenoic Acid (Item No. 90310),Docosapentaenoic Acid (Item No. 90165),Eicosapentaenoic Acid (Item No. 90110),Linoleic Acid (Item No. 90150),α-Linoleic Acid (Item No. 90210) ,γ-Linoleic Acid (Item No. 90220) ,Stearidonic Acid (Item No. 90320),(10 µg/ml each supplied in ethanol)class="itemid">90220), and stearidonic acid (Item No. 90320)