H.R. 4556 · 112th Congress To suspend temporarily the duty on 4,6-dimethyl-2-pyrimidinamine. StageIn committee SponsorAdam Kinzinger Introduced2012-04-24 Latest action2012-05-02 · Referred to the Subcommittee on Trade. Follow Summary Text Subjects Cosponsors (0) Votes (0) Actions Text