This U.S. industry comprises establishments primarily engaged in (1) manufacturing uncompounded medicinal chemicals and their derivatives (i.e., generally for use by pharmaceutical preparation manufacturers) and/or (2) grading, grinding, and milling uncompounded botanicals. Cross-References. Establishments primarily engaged in-- ? Manufacturing packaged compounded medicinals and botanicals--are classified in U.S. Industry 325412, Pharmaceutical Preparation Manufacturing; and ? Manufacturing vaccines, toxoids, blood fractions, and culture media of plant or animal origin (except for diagnostic use)--are classified in U.S. Industry 325414, Biological Product (except Diagnostic) Manufacturing.