To extend the suspension of duty on ion-exchange resin powder comprised of a copolymer of methacrylic acid cross-linked with divinylbenzene, in the potassium ionic form, of a nominal particle size between 0.025 mm and 0.150 mm, dried to less than 10% moisture.

Amends the Harmonized Tariff Schedule of the United States to extend the suspension of duty on ion-exchange resin powder comprised of a copolymer of methacrylic acid cross-linked with divinylbenzene, in the potassium ionic form, of a nominal particle size between 0.025 mm and 0.150 mm, dried to less than 10% moisture.