Optimize your laboratory efficiency with our high-quality Screw Cap Tubes, available in convenient sizes of 1.5 mL and 2.0 mL to meet a variety of experimental needs. Crafted from premium, medical-grade polypropylene, these tubes offer exceptional clarity and durability. The screw cap design provides a secure, leak-proof seal, making them ideal for sample storage, centrifugation, and transportation of biological samples, reagents, and other laboratory materials. Each tube features clear, accurate graduations and a frosted writing area for easy labeling, ensuring precise measurements and efficient sample identification.