Details added (first version was published at 21:06)
Arak heavy water nuclear reactor will be launched within the next two or three years, Iranian acting foreign minister Ali Akbar Salehi said Saturday.
Speaking at the news conference, Salehi said the 40 megawatt research reactor will produce medical radioisotopes, IRNA news agency reported.
According to him, the surplus production will be exported abroad.
Delegates from Algeria, Cuba, Syria, Oman, Egypt, Venezuela, and the League of Arab States, arrived in Tehran on Saturday, after the Islamic republic invited diplomats representing political and geographical groups in the International Atomic Energy Agency (IAEA) to tour the country's nuclear facility.
The U.S. and other Western countries accuse Iran of developing nuclear weapons under cover of peaceful nuclear energy program. Tehran denies the accusation, saying its nuclear program is exclusively peaceful in nature.