BusinessPSO set to buy 55,000 tons of Low Sulphur Fuel OilAhmed RayyanNovember 20, 2012November 21, 2012 by Ahmed RayyanNovember 20, 2012November 21, 2012 Singapore: Pakistan State Oil, the premium oil company of Pakistan, is in its readiness to buy 55,000 tons of low sulphur fuel oil (LSFO) in...