Sample Type:Plasma.Intended Use:BioAssay ELISA Kit for Von Willebrand Factor (vWF) in plasma.Range:9.88-800ng/mlSpecificity:CanineStorage and Stability:Store powder at 4°C liquid at -20°C. Store other components at 4°C. Stable for at least 6 months For maximum recovery of product,centrifuge the original vial after thawing and prior to removing the cap.