Recognizes aldosterone, a hormone produced by the adrenal glands that helps regulate blood pressure through increasing both the release of potassium and the uptake of water and sodium by the kidneys. Shows <1 % cross-reactivity with Androstenedione, Corticosterone, DHEA or Desoxycorticosterone, as determined using a competitive ELISA with 400 ng of aldosterone-3-BSA per well. Has been cross-absorbed with BSA.