Ghrelin/Obestatin Preprohormone (GHRL) BioAssay ELISA Kit (Rat) is a competitive inhibition enzyme immunoassay technique for the in vitro quantitative measurement of GHRL in rat serum, plasma and other biological fluids.Detection Range:24.69-2,000pg/mlSensitivity:9.17pg/mlStorage and Stability:Desiccation recommended. The Standard, Detection Reagent A, Detection Reagent B and the 96-well strip plate should be stored at -20°C upon receipt. Store all other reagents at 4°C. Stable for 6 months after receipt of order.