A bill to extend the temporary suspension of duty on Benzenesulfonic acid, [(9,10-dihydro-9,10-dioxo-1,4-anthracenediyl)bis[imino[3-(2- methylpropyl)-3,1-propanediyl]]]bis-, disodium salt.

Amends the Harmonized Tariff Schedule of the United States to extend the temporary suspension of duty on Benzenesulfonic acid, [(9,10-dihydro-9,10-dioxo-1,4-anthracenediyl)bis[imino[3-(2- methylpropyl)-3,1-propanediyl]]]bis-, disodium salt.