Benchmark Scientific D103428 [D1034-28] Prefilled 5.0mL Tubes with Stainless Steel Beads, 2.8mm Acid Washed. These pre-filled 5.0ml tubes by Benchmark Scientific come equipped with stainless steel beads measuring 2.8mm that have been acid washed for optimal performance. This pack contains 50 tubes and is designed specifically for use with D1036 and D2400 models. The stainless steel beads ensure thorough mixing and homogenization of samples, making them ideal for a variety of applications in molecular biology, biochemistry, and microbiology. With these high-quality tubes, researchers can efficiently process samples, extract DNA or RNA, and perform various laboratory procedures with precision and reliability. Upgrade your laboratory setup with these convenient pre-filled tubes for seamless sample preparation and processing.