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Standing Office 81 (SOVNPA 81) emblem Viet Nam NVietnam National Presiding Agency
on Countering the Proliferation of Weapons of Mass Destruction Standing Office 81
Notices

Targeted financial sanctions obligations and designated lists relating to the proliferation of weapons of mass destruction and proliferation financing

Notices

30 October 2026UN Security Council updates the sanctions list (30/10/2026)

2.C.19.Radionuclides appropriate for making neutron sources based on alpha-n reaction:

List
NSG – Nuclear-related dual-use equipment, materials, software and related technology (Part 2) – INFCIRC/254/Rev.13/Part 2
Actinium-225(²²⁵Ac) Curium-244 (²⁴⁴Cm) Polonium-209(²⁰⁹Po)
Actinium-227(²²⁷Ac) Einsteinium-253(²⁵³Es) Polonium-210(²¹⁰Po)
Californium-253(²⁵³Cf) Einsteinium-254(²⁵⁴Es) Radium-223(²²³Ra)
Curium-240 (²⁴⁰Cm) Gadolinium-148(¹⁴⁸Gd) Thorium-227(²²⁷Th)
Curium-241 (²⁴¹Cm) Plutonium-236(²³⁶Pu) Thorium-228(²²⁸Th)
Curium-242 (²⁴²Cm) Plutonium-238(²³⁸Pu) Uranium-230(²³⁰U)
Curium-243 (²⁴³Cm) Polonium-208(²⁰⁸Po) Uranium-232(²³²U)
In the following forms:
a. Elemental;
b. Compounds having a total activity of 37 GBq per kg or greater;
c. Mixtures having a total activity of 37 GBq per kg or greater;
d. Products or devices containing any of the foregoing.
Note: Item 2.C.19. does not control a product or device containing less than 3.7 GBq of activity.