The GloMax®-Multi Microplate Luminometer combined with the ENLITEN® ATP Assay System (Cat.# FF2000) provides a highly sensitive, quantitative method for rapidly measuring adenosine 5'-triphosphate (ATP). Some of the many applications for the ENLITEN® ATP Assay System include indirect measurement of bacteria, yeasts, fungi and other microorganisms and assay of enzymes that produce or degrade ATP.