Easy Plate AC is an AOAC PTM certified custom media formulation for cultivation of aerobic bacteria. A microbial test kit that contains a chemical indicator that provides easily distinguishable colored red colonies, allowing you to easily identify and count aerobic bacteria in 48±2 hours. Easy Plate AC is AOAC PTM certified and sold in packages of 100 tests in 4 separate bags containing 25 tests each. The shelf life of 18 months when stored unopened at 2-8℃.