
CV-B0050 5ml Plastic Freezing Tubes Cryo Tube with Screw Lid. ISO & CE Certified: Factory holds ISO9001, ISO13485, and CE certifications with rigorous quality control. Leak Proof Design: Features a screw lid ensuring secure containment for 5ml freezing tubes. Flexible Customization: Offers full, minor, and flexible customization from samples or designs. Sterile Options Available: Products available in both sterile and non-sterile configurations. Fast Delivery: Peak season lead time one month; off-season within 15 workdays. High-Quality PP Material: Made from durable Polypropylene suitable for laboratory freezing applications. Transparent Tube Design: Tube body is transparent for easy sample visibility and identification. Global Market Experience: Serving North America, Europe, and South America with over 10 years experience.