Corning 13 mL Snap-Seal Sample Containers Case of 500

These 13 mL (0.45oz.) Corning Snap-Seal polypropylene containers are designed for a wide variety of applications and provide a reliable leak-tight seal when closed properly.• The Snap-Seal locking device keeps the cap closed and secure. • The specially-designed hinged cap stays in place in use, reducing the chance of sample contamination. • The containers are graduated in both milliliters and ounces, and the cap has a rough surface for marking.