Leak-Proof Performance: Equipped with tight-fitting screw caps, these centrifuge tubes prevent spills and contamination, ensuring safe handling and long-term storage of liquids and reagents.;Round Bottom for Efficient Mixing: The rounded design facilitates complete sample recovery and even mixing, making it ideal for cell pelleting, precipitation, and extraction procedures.;Accurate Scale Readability: Clearly printed graduated markings allow for precise volume measurement, reducing errors and improving consistency in experimental setups.;Reagent Storage Solution: Suitable for storing various liquids, powders, and small samples, these bottles are compatible with standard laboratory equipment and protocols.;Customizable Identification: Integrated writable tabs allow for quick and permanent labeling, supporting organized workflows in research, education, and diagnostic laboratories.;Increase your laboratory efficiency with these high-performance centrifuge tubes designed for precision and durability. With leak-proof screw caps and a robust plastic construction, they offer a secure environment for sensitive samples. The 50ml capacity and round bottom design optimize mixing and sample recovery, while the clearly marked graduations ensure accurate measurements. Whether used for reagent storage, sample analysis, or educational experiments, these reusable bottles meet rigorous scientific standards. The included writable tabs simplify sample tracking and reduce the risk of cross-contamination. Trusted by researchers and educators, they are an essential addition to any modern laboratory setting. r nOur customer service team consists of experienced, professional, and responsible staff. They will do their utmost to solve your problems and convey our sincerity and commitment. By choosing our products, you choose safety and peace of mind.