WILMINGTON, MA--(Marketwire - Nov 12, 2012) - Continuing its penetration into the Middle East market, Implant Sciences Corporation (OTCQB: IMSC), a high technology supplier of systems and sensors for homeland security and defense markets, today announced it has sold four Quantum SnifferT QS-H150 handheld explosives trace detection systems to the military branch of a Middle Eastern nation.