Sunday, 1 November 2026
Standing Office 81 (SOVNPA 81) emblem Viet Nam NVietnam National Presiding Agency
on Countering the Proliferation of Weapons of Mass Destruction
Standing Office 81

1A227High-density (lead glass or other) radiation shielding windows, having all of the following characteristics, and specially designed frames therefor:

List
EU dual-use list – Annex I to Regulation (EU) 2021/821, updated annually
Originating regime
NSG
a. A 'cold area' greater than 0,09 m2;
b. A density greater than 3 g/cm3; and
c. A thickness of 100 mm or greater.
Technical Note:
In 1A227 the term 'cold area' means the viewing area of the window exposed to the lowest level of radiation in the design application.