Inflation rate in food items remained elevated even as it inched down to 6.15 per cent in July
WPI-based inflation in September had been the highest since April's 3.85%
The rate of WPI-based inflation had stood at 2.6% in September
The rate had soared to a four-month high of 3.24 per cent in August 2017
Drop in manufacturing inflation for the fourth consecutive month reflects weak pricing power