Except as provided in §§ 9–1903 and 9–1904 of this subtitle, on or after July 1, 1993, a manufacturer or distributor may not sell or offer for sale or for promotional purposes any package or packaging component or any product in a package or packaging component to which any of the following was intentionally added during manufacture or distribution: Lead; Cadmium; Mercury; or Hexavalent chromium. The sum of the concentration levels of lead, cadmium, mercury, and hexavalent chromium incidentally present in a package or packaging component may not exceed: By July 1, 1993, 600 parts per million by weight or 0.06%; By July 1, 1994, 250 parts per million by weight or 0.025%; and By July 1, 1995, 100 parts per million by weight or 0.01%. Tin plated steel that meets the American Society for Testing and Materials Specification A–623 shall be considered a single packaging component. On or after January 1, 2024, a manufacturer or distributor may not manufacture or knowingly sell, offer for sale, or distribute for sale or use in the State a food package or food packaging component designed and intended for direct food contact to which PFAS chemicals were intentionally added.