Perform QA lot sample storage of high-valued pharmaceuticals using Thermo Scientific™ Nalgene™ Polypropylene Validation Bottles. Small-volume bottles are molded of the same materials as larger carboys, but require a lower volume of expensive reagents to perform validation testing. Autoclavable, transparent polypropylene construction allows for convenient material compatibility validation. Includes: White polypropylene screw closure and TPE gasket.