A huge quantity of explosives, including 50 kg of ammonium nitrate, 2 kg of RDX, 3 kg of fuse wire, and 50 detonators, were recovered Friday and two persons arrested in connection with it in Kamrup district in the northeast Indian state of Assam. Acting on a tip-off, police launched an operation in Mandakat area under Baihata police station and seized the explosives, police said.