Description 5-Methylsalicylic Acid, 98%, 5g For Research & Development Not for drug, human, animal, or food use Certificate of Analysis: Appearance (Color) Off-white Appearance (Form) Powder Purity (by GC) 98% Infrared Spectrum Conforms to structure CAS: 89-56-5 FORMULA: CH3C6H3(OH)CO2H