Streck Urine Preserve is a ready-to-use liquid reagent that stabilizes nucleic acid targets in urine for up to 7 days at 6 °C to 37 °C. Each single-use vial can stabilize 25 mL to 100 mL of urine. Once isolated, the nucleic acid targets are suitable for use in many downstream analytical methods such as qPCR, ddPCR, and others.

Closed-Vial Stability:2 years

Open-Vial Stability:7 days


Cell-Free DNA Urine Preserve

Catalog #

12 x 5.0 mL


120 x 5.0 mL