Galactosidase Beta (GLb) BioAssay ELISA Kit (Human) is a sandwich enzyme immunoassay for the in vitro quantitative measurement of human GLb in serum, plasma and urine.Detection Range:12.5-800 pg/mlSensitivity:3.5 pg/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.