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2845.10
Heavy water (deuterium oxide)
2845.20
Boron enriched in boron-10 and its compounds
2845.40
Helium-3
2845.90
Isotopes other than those of heading no. 2844, 2845.20, 2845.30 or 2845.40; compounds, inorganic or organic, of such isotopes, whether or not chemically defined
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