For the quantitative determination of human Erythropoietin receptor in serum, plasma, and tissue homogenates. Sensitivity: 0.039ng/ml Detection Range: 0.156-10ng/ml Storage and Stability: Store all kit components at 4C. Stable for 6 months after receipt. Once opened, the kit is stable for 1 month providing this is within the expiration date of the kit. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap.