Simport Scientific Sample Tube, 4mL, Polypropylene, External Thread, Autoclavable, Non-Graduated, No Cap, Clear, 1000/Case

This 4mL polypropylene sample tube features an external thread and is autoclavable for safe sterilization. It is non-graduated and supplied without a cap, making it suitable for a variety of laboratory sample collection and storage applications. The clear construction allows for easy visual inspection of contents.