7112 Waste and Scrap of Precious Metal or of Metal Clad With Precious Metal, Other Waste and Scrap Containing Precious Metal or Precious-metal Compounds, of a Kind Used Principally for the Recovery of Precious Metal (Excl. Waste and Scrap Melted Down Into UnwOrked Blocks, Ingots, or Similar Forms)
7112 Waste and Scrap of Precious Metal or of Metal Clad With Precious Metal, Other Waste and Scrap Containing Precious Metal or Precious-metal Compounds, of a Kind Used Principally for the Recovery of Precious Metal (Excl. Waste and Scrap Melted Down Into UnwOrked Blocks, Ingots, or Similar Forms)