1 % (± 0,6 %) of yttrium oxide and

Yttrium aluminium garnet (YAG) rods

h. Yttrium oxide (yttria) (Y2O3); or

h. Yttrium oxide (yttria) (Y2O3); or

trusted computer system evaluation criteria

Rod of neodymium-doped yttrium-aluminium garnet (YAG) material, polished at both ends

a. CoCrAlY coatings which contain less than 22 % by weight of chromium, less than 7 % by weight of aluminium and less than 2 % by weight of yttrium

Product and tails collectors made of or protected by materials resistant to the heat and corrosion of uranium vapour such as yttria-coated graphite or tantalum

Product and tails collector systems made of or lined with materials resistant to the heat and corrosion of uranium metal vapour or liquid, such as yttria-coated graphite or tantalum