… Nuclear reactors; fuel elements (cartridges), non-irradiated, for nuclear reactors; machinery …
Explanatory notes
… 84.01 - Nuclear reactors; fuel elements (cartridges), non-irradiated, for nuclear reactors; machinery … beryllium, graphite, water, heavy water, certain hydrocarbons such as diphenyl or terphenyls). (3) The coolant . … control rods , of materials with a high neutron absorption capacity (e.g., boron, cadmium, hafnium) or of alloys or …