The deceased was identified as Md Imran, 27, said Partho Shankar Paul, resident physician of the institute.
The blast took place at a mosque in Fatullah on Friday night injuring around 40 people. Of them, 37 were immediately taken to the Dhaka hospital in critical condition.
A total of 27 people have so far succumbed to their injuries at the burn institute.
The rest deceased were identified as Julhas, 35, Shamim, 45 and Md Ali Master, 55, Md Delwar, 48, Muazzin of the mosque, Jewel, 7, Md Jamal, 40, Sabbir, 18, Jubayer, 18, Humayun Kabir, 70, Kuddus Bepari, 70, Md Ibrahim, 42, Mostafa Kamal, 34, Rifat, 18, and Junayet, 28, Md Rasel, 30, Mainuddin, 12, Joynal, 50, Kanchan Hawladar, 50, Nayan, 27, Rassel, 34, Baha Uddin, 55, Abul Bashar Molla, 51 and Monir Farazi, 30.
Prime Minister Sheikh Hasina had earlier directed the authorities concerned to ensure the best treatment for the injured.
Meanwhile, a writ petition was filed on Monday seeking Tk 50 lakh in damages for each of the victims.
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