Section 06 PRODUCTS OF THE CHEMICAL OR ALLIED INDUSTRIES 28 Inorganic chemicals; organic or inorganic compounds of precious metals , of rare 28 24 Lead oxides; red lead and orange lead. 28 24 10 28 24 10 00 Commodity Code Description 28 24 10 00 00 - Lead monoxide (litharge, massicot) 28 24 90 00 00 - Other