10,12-Docosadiynedioic Acid, 98%,5 G - 81111 Appearance - White to blue solid/flakes, Assay by Esterification (GC) 97.5 % - Min, Identification by GC/MS - Conforms CAS #:28393-02-4 UN#:CHEMICAL N Ship Name:10,12-DOCOSADIYNDIOIC ACID Formula:HOOC(CH!2)!8C#CC#C(CH!2)!8COOH