This came in a speech, on Tuesday, during a ceremony held in the capital Tehran, according to the official Iranian news agency, "IRNA".

Referring to the statements of his country's foreign minister, Amir Hossein Amir Abdulahian, about the purchase of heavy water produced in Iran by Washington, he said: "We sell heavy water officially. The US bought it once, and there are requests from other countries. "

There was no immediate response from Washington to what the Iranian official said.