Bottles include leak-proof polypropylene caps that are engineered with an integrated seal ring for leak-proof closure.
Medical Grade Resins Precision Molded Leakproof Linerless Caps BPA and phthalate freeShipping Weight: 5. Diamond RealSeal Bottles, Polypropylene, Wide Mouth, 1000 ml, 6/pk, 6PK Polypropylene (PP) is autoclavable at 121°C; offers improved chemical resistance and clarity; resistant to most corrosives and approved for use from -40° to +121°C. Rugged and durable, these bottles are a safe, shatterproof alternative to glass bottles for collection,storage, or shipping of samples, media, and reagents. Precision molded from virgin resins for consistent wall thickness and smooth surfaces.