Sample Type:Serum,plasma and other biological fluidsIntended Use:BioAssay ELISA Kit for 5-Methyltetrahydrofolate (5-Me-THF) in serum,plasma and other biological fluidsRange:1.11-90ng/mlSpecificity:GeneralStorage 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.