The alleged attack comes exactly one year after U.S. President Barack Obama warned the use of chemical weapons would be crossing a “red line”.
The United Nations is demanding access for an inspection “without delay”. Previous UN intervention has been stymied by vetoes from Russia and China, but early this morning the Russian foreign ministry agreed an independent investigation was needed.
Prime Minister Kevin Rudd said reports of chemical warfare were repugnant.
"The use of weapons of mass destruction in any circumstances is intolerable and unacceptable in any civilised nation," he told reporters on Thursday.
The Syrian civil war is into its second year, with more than 1 million children fleeing over the border to escape the violenc