Prostate Specific Antigen, Free (Free PSA)

Lyophilized and reconstituted products are stable for 12 months after receipt at -20 °C. Reconstitute with sterile PBS. Aliquot to avoid repeated freezing and thawing. Store at -20 °C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer