The KhAB-250 is the provisional name of an aerial bomb developed by the Soviet Air Force to deliver the chemical weapon sarin.
[2] The bomb uses a burst charge to detonate on impact with the ground.
[1] The KhAB-250 was displayed at the Shikani Test and Proving Grounds in 1986 as a component of the then-current Soviet chemical arsenal.
Contemporary analysts noted that it appeared relatively unsophisticated compared to Soviet conventional munitions of the same time frame.
[1] The bomb was removed from service as a result of the Chemical Weapons Convention in the early 1990s.