any commodity subject to packaging or labeling requirements imposed by the Secretary of Agriculture pursuant to the Federal Insecticide, Fungicide, and Rodenticide Act [
7 U.S.C. 136 et seq.], or the provisions of the eighth paragraph under the heading “Bureau of Animal Industry” of the Act of
March 4, 1913 [
21 U.S.C. 151 et seq.], commonly known as the Virus-Serum-Toxin Act;