Director of Russia's Foreign Ministry Department for Non-Proliferation and Arms Control Mikhail Ulyanov called OPCW- UN report on Khan Shaykhun incident «weak» and «unsubstantiated», in Moscow, at a joint briefing by members of Russia`s Foreign Ministry, Defence Ministry and Ministry of Industry and Trade held on the seventh report made by experts of the OPCW- UN Joint Investigative Mechanism... Еще, Thursday. At the briefing, Russian experts came to the conclusion that its version of events was not valid. Ulyanov said that the report made by experts from the OPCW- UN Joint Investigative Mechanism is «weak» and «unsubstantiated» which could be «easily exposed to relevant and humiliating criticism.» Elaborating on the diplomat's point, the spokesman for the Russian Defence Ministry pointed out that the chemical substance could not have been delivered in Syria's Khan Shaykhun by an air bomb from the Syrian Air Force's planes. The official said that the munition from the report's photo which caused the incident «was hand-made, made of a water-supply pipe and placed on the ground.» Russian Trade Department Minister for Convention Obligations' implementation, Elena Rodyushkina, said that the results of the samples analysis conducted by the OPCW- UN Joint Investigative Mechanism's experts did not deny the «possibility of the hand-crafted sarin's use» in the Khan Shaykhun incident. On October 26th, the OPCW-UN Joint Investigative Mechanism issued a report in which placed blame for the Khan Shaykhun incident on Syrian authorities.