Nuclear Non-proliferation Import and Export Control Regulations — B.1.1
B.1.1 Nuclear-related dual-use substances B.1.1.1 Radionuclides appropriate for making neutron sources based on alpha-n reaction as follows: (a) actinium-225 ( 225 Ac); (b) actinium-227 ( 227 Ac); (c) californium-253 ( 253 Cf); (d) curium-240 ( 240 Cm); (e) curium-241 ( 241 Cm); (f) curium-242 ( 242 Cm); (g) curium-243 ( 243 Cm); (h) curium-244 ( 244 Cm); (i) einsteinium-253 ( 253 Es); (j) einsteinium-254 ( 254 Es); (k) gadolinium-148 ( 148 Gd); (l) plutonium-236 ( 236 Pu); (m) plutonium-238 ( 238 Pu); (n) polonium-208 ( 208 Po); (o) polonium-209 ( 209 Po); (p) polonium-210 ( 210 Po); (q) radium-223 ( 223 Ra); (r) thorium-227 ( 227 Th); (s) thorium-228 ( 228 Th); (t) uranium-230 ( 230 U); and (u) uranium-232 ( 232 U). NOTE These radionuclides may be in elemental form or may be contained in: (a) compounds having a total radioactivity of 37 GBq/kg or greater; (b) mixtures having a total radioactivity of 37 GBq/kg or greater; (c) products or devices containing anything referred to in paragraphs (a) and (b), except a product or device containing a compound or mixture having a total radioactivity of less than 3.7 GBq; or (d) products or devices containing radionuclides in elemental form, except a product or device having a total radioactivity of less than 3.7 GBq. B.1.1.2 Aluminium alloys capable of an ultimate tensile strength of 0.46 GPa or more at 293 K, in the form of tubes or cylindrical solid forms (including forgings) with an outside diameter of more than 75 mm. NOTE The phrase “capable of” encompasses aluminium alloys before or after heat treatment. B.1.1.3 Beryllium metal, alloys containing more than 50% beryllium by weight, beryllium compounds, and manufactures thereof, except: (a) metal windows for X-ray machines, or for bore-hole logging devices; (b) oxide shapes in fabricated or semi-fabricated forms specially designed for electronic component parts or as substrates for electronic circuits; and (c) beryl (silicate of beryllium and aluminium) in the form of emeralds or aquamarines. NOTE This entry includes waste and scrap containing beryllium as defined above. B.1.1.4 Bismuth having both of the following characteristics: (a) a purity of 99.99% or greater by weight; (b) a silver content of less than 10 ppm by weight. B.1.1.5 Boron and boron compounds, mixtures, loaded materials, and waste or scrap of any of these substances, in which the boron-10 isotope is more than 20% by weight of the total boron content. B.1.1.6 Calcium (high purity) containing both less than 1 000 ppm by weight of metallic impurities other than magnesium and less than 10 ppm of boron. B.1.1.7 Chlorine trifluoride (ClF 3 ). B.1.1.8 Crucibles made of materials resistant to liquid actinide metals, as follows: (a) crucibles with a volume of between 150 ml and 8 L and made of or coated with any of the following materials having a purity of 98% or greater: (1) calcium fluoride (CaF 2 ) (2) calcium zirconate (metazirconate) (Ca 2 ZrO 3 ) (3) cerium sulfide (Ce 2 S 3 ) (4) erbium oxide (erbia) (Er 2 O 3 ) (5) hafnium oxide (hafnia) (HfO 2 ) (6) magnesium oxide (MgO) (7) nitrided niobium-titanium-tungsten alloy (approximately 50%Nb, 30%Ti, 20%W) (8) yttrium oxide (yttria) (Y 2 O 3 ) (9) zirconium oxide (zirconia) (ZrO 2 ); (b) crucibles with a volume of between 50 ml and 2 L and made of or lined with tantalum, having a purity of 99.9% or greater; and (c) crucibles with a volume of between 50 ml and 2 L and made of or lined with tantalum (having a purity of 98% or greater) coated with tantalum carbide, nitride, or boride (or any combination of these). B.1.1.9 Fibrous or filamentary materials, prepregs and composite structures, as follows: (a) carbon or aramid fibrous or filamentary materials having a specific modulus of 12.7 x 10 6 m or greater or a specific tensile strength of 23.5 x 10 4 m or greater, except aramid fibrous or filamentary materials having 0.25% or more by weight of an ester based fibre surface modifier; (b) glass fibrous or filamentary mater