Low-Retention: use of special materials and surface treatment technology can minimize adsorption loss of samples during transfer and protect your precious samples; transparent tube and clear scale, easy to observe liquid volume and bubbles Autoclavable: Made of high-quality polypropylene material, good mechanical strength and chemical stability, remain stable in the temperature range of -80℃ to 121℃ without deformation Filter Tip: Physically blocks sample backflow, prevents the pipette from being damaged by the sample, and greatly increases service life; each rack/case is printed with a lot number for quality check and traceability 100ul Filtering Pipette