1-Phenyl-1-Propyne, 98%,5 G - 82803 Assay (GC-FID) 97.5 % - Min, Clarity / Form - Clear, liquid, Color - Colorless to yellow, Identification by GC/MS - Conforms CAS #:673-32-5 UN#:CHEMICAL NOT REGULATED Ship Name:1-PHENYL-1-PROPYNE Formula:CH!3C#CC!6H!5