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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)

6.9.NH₃ synthesis converters or synthesis units

List
NSG – Trigger List (Part 1) – INFCIRC/254/Rev.15/Part 1 (21 April 2026)
NH₃ synthesis converters or synthesis units especially designed or prepared for heavy water production utilising the ammonia-hydrogen exchange process.
EXPLANATORY NOTE
These converters or units take synthesis gas (nitrogen and hydrogen) from an NH₃/hydrogen high-pressure exchange column (or columns), and the synthesised NH₃ is returned to the exchange column (or columns).