Anti-Smooth Muscle Antibody (ASMA) BioAssay ELISA Kit (Human) is a sandwich enzyme immunoassay for the in vitro quantitative measurement of human ASMA in serum, plasma and other biological fluids.Detection Range:31.2-2,000 U/mlSensitivity:7.8 U/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.