The West Bengal Criminal Investigation Department (CID) on Monday held one more person for the blast at Bardhaman, taking the number of arrests to three.
While the spouses of the two accused in the blast, Gulsana Bibi and Alima Bibi, were arrested on Sunday, Hashem Molla, a resident of Purbasthali town in Bardhaman district, was nabbed on Monday.
Molla was produced in court and was remanded in 12-day police custody, Deputy Inspector of General (CID) Dilip Adak said.