This U.S. industry comprises establishments primarily engaged in manufacturing synthetic organic dyes and pigments, such as lakes and toners (except electrostatic and photographic). Cross-References. Establishments primarily engaged in-- ? Manufacturing wood byproducts used as dyeing materials--are classified in U.S. Industry 325191, Gum and Wood Chemical Manufacturing; ? Manufacturing inorganic dyes and pigments--are classified in U.S. Industry 325131, Inorganic Dye and Pigment Manufacturing; ? Manufacturing electrostatic and photographic toners--are classified in U.S. Industry 325992, Photographic Film, Paper, Plate, and Chemical Manufacturing; ? Manufacturing natural food colorings--are classified in Industry 311930, Flavoring Syrup and Concentrate Manufacturing; and ? Manufacturing natural organic colorings for nonfood uses (except wood byproducts)--are classified in U.S. Industry 325199, All Other Basic Organic Chemical Manufacturing.