p-Aminobenzoic acid usp32 99.5%min 1.Apearance:Colorless crystals 2.Slightly soluble in cold water p-Aminobenzoic acid usp32 99.5%min CAS NO. 150-13-0 Molecular Formular C7H6NO2 Molecular Weight 136.1286 InChI InChI=1/C7H7NO2/c8-6-3-1-5(2-4-6)7(9)10/h1-4H,8H2,(H,9,10)/p-1 p-Aminobenzoic acid usp32 99.5%min