These Benchmark Scientific prefilled 2.0mL tubes come in a pack of 50. Made of stainless steel and featuring a 2.8mm diameter, these tubes are acid washed for enhanced purity. The tubes are suitable for diverse laboratory applications, offering durability and reliability. With their precise measurements and high-quality construction, these prefilled tubes provide the convenience and efficiency needed for various research procedures. Whether used for sample storage, mixing, or centrifugation, these tubes are designed to meet the demands of modern laboratory settings. Trust the Benchmark Scientific prefilled 2.0mL tubes for consistent performance and optimal results in your experiments.