The company had clocked a net profit of Rs 39.85 crore a year ago.
Net sales in the said quarter rose 13.38 per cent to Rs 1,065.15 crore, from Rs 939.45 crore in the year-ago period, the company said in a BSE filing.
During the quarter, Deepak Fertilisers reported other income of Rs 33.17 crore as against Rs 7.17 crore a year earlier.
The stock was trading at Rs 143.80 on BSE, up 3.75 per cent, in morning trade.