Ukraine asked the global chemical weapons watchdog in The Hague on Tuesday to investigate the alleged use of banned toxic munitions by Russia against its forces.

Dutch and German intelligence agencies have gathered evidence of widespread Russian use of banned chemical weapons in Ukraine, they said on Friday.

According to the updated sanctions list published on the U.K. government's official website, the new measures target Russia's Scientific Research Institute of Applied Chemistry, as well as Lieutenant General Alexei Rtishchev,