Amends the Harmonized Tariff Schedule of the United States to suspend, through December 31, 2008, the duty on Mixtures of methyl 2-(4,5-dihydro-4-methyl-5-oxo-3-propoxy-1H-1,2,4-triazol-1-y l)carboxamidosulfonylbenzoate; sodium (4,5-dihydro-4-methyl-5-oxo-3-propoxy-1H-1,2,4-triazol-1-ylc arbonyl) (2-methoxy carbonylphenylsulfonyl) azanide (Propoxycarbazone), methyl 4-iodo-2-[3-(4-methoxy-6-methyl-1,3,5-triazin-2-yl) ureidosulfonyl]benzoate, sodium salt (Mesosulfuron-methyl), and application adjuvants.