Of the total, 120,000 tonnes were Russian and 60,000 tonnes were from Ukraine, vice chairman Ahmed Youssef said.
The wheat, which is for shipment August 10-20, was purchased at an average price of $173.03 a tonne cost and freight, he said.
Traders gave the following breakdown of the purchase:
-60,000 tonnes of Ukraine wheat from Louis Dreyfus at the price of $161.84 a tonne free-on-board (FOB) and $10.35 a tonne freight equating to $172.19 a tonne cost and freight (C&F)
-60,000 tonnes of Russian wheat from Louis Dreyfus at $164.24 a tonne FOB and $9.18 a tonne freight equating to $173.42 a tonne C&F
-60,000 tonnes of Russian wheat from Aston at $164.30 a tonne FOB and $9.18 a tonne freight equating to $173.48 a tone C&F
The purchase is the first of the financial year 2016/2017 which started July 1.