To suspend temporarily the duty on certain chemicals and chemical mixtures.

Amends the Harmonized Tariff Schedule of the United States to suspend, through December 31, 2008, the duty on: (1) Thiamethoxam (3-[(2-chloro-5-thiazyl)methyl)-5-methyl-N-nitro-1,3,5-oxadiazin-4-imine); (2) mixtures of ()-(cis and trans)-1- (2-(2,4-Dichlorophenyl)-4-propyl-1,3-dioxalan-2-yl)methyl)-1H-1,2,4-triazole (Propiconazole), 3-iodo-2-propynyl butylcarbamate, and application adjuvants; (3) mixtures of 4,6-dimethyl-N-phenyl-2-pyrimidinamine (Pyrimethanil), ()-1-[2-(2,4-dichlorophenyl)-2-(2-propenyloxy)ethyl]-1-H-imidazole, and application adjuvants (Philabuster 400SC); (4) ()-3-[2-[4-(6-Fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyl]ethyl]-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one; (5) 3-Benzo[b]thien-2-yl-5, 6-dihydro-1,4,2-oxathiazine 4-oxide (Bethoxazin); (6) 4-Bromo-2-(4-chlorophenyl)-1-(ethoxymethyl)-5-(trifluoromethyl)-1H-pyrrole-3-carbonitrile (Chlorfenapyr); (7) 2-(p-Chlorophenyl)-3-cyano-4-bromo-5-trifluoromethylpyrrole (Econea 028); and (8) mixtures of 4,6-dimethyl-N-phenyl-2-pyrimidinamine (Pyrimethanil).