Dynamic Diagnostics Screw Cap Diagnostics provide unparalleled reliability for sample storage. These transparent containers safeguard biological specimens with a secure white cap, creating an airtight seal that prevents leakage. The 20 mL fill in a 40 mL capacity offers ample volume, while the absence of graduations allows for customization. Pre-filled with 10% Neutral Buffered Formalin Solution, these diagnostics ensure optimal sample preservation. Non-sterile and disposable, they provide convenient use in various medical and laboratory settings. Packaged in a convenient 24 count, Dynamic Diagnostics Screw Cap Diagnostics offer a clear and visible way to store and transport samples while preserving their integrity.