Section 06 Products of the chemical or allied 28 Inorganic chemicals; organic or inorganic compounds of precious metals, of rare earth metals, of radioactive elements or isotopes 28 44 Radioactive chemical elements/isotopes and their compounds, etc 28 44 42 Actinium-225, actinium-227, californium-253, curium-240, curium-241, curium-242, curi 28 44 42 00 Actinium-225, actinium-227, californium-253, curium-240, curium-241, curium-242, curi Commodity Code Description 28 44 42 00 00 Actinium-225, actinium-227, californium-253, curium-240, curium-241, curium-242, curi
