L-PHENYLALANINE PF is a white crystalline powder or crystals that is slightly bitter in taste. It is freely soluble in formic acid and sparingly soluble in water. L-PHENYLALANINE PF dissolves in dilute hydrochloric acid. It contains not less than 98.5 percent and not more than 101.0 percent of L-Phenylalanine (C,H11NO2) when dried. L-PHENYLALANINE PF is ideal for use in the pharmaceuticals industry due to its purity levels and ability to meet stringent regulatory standards for identification, assay, related substances, loss on drying and residue on ignition. L-PHENYLALANINE PF helps ensure product quality and safety when used to manufacture essential medical treatments.