Features: The test tube storage rack is designed to holding up to 12/32 test tubes, providing a space saving solution that ensures efficient organization and easy transportation. Crafted from aluminum alloy, this test tube rack features a strong three layer design that enhances stability and prevents test tubes from wobbling, great for professional labs and home experiments. Perfect for use in school laboratories, research institutions, and industrial surrounding, this test tube holder supports various experimental needs with its versatile and strong construction. This practical test tube rack not only offers functionality but also adds a touch of modernity to any lab environment, ensuring long lasting performances and ease of maintenance. Ideal for chemists, researcher, educators, and students, this test tube stand caters to a wide range of users who require dependable laboratory equipment. Specifications: Materials: Aluminum Alloy Color: As The Picture Shows Type: 12 Holes/32 Holes (Optional) 12 Holes Size: approx.16.5x8x9.5cm/6.49x3.14x3.74 32 Holes Size: approx.18.5x9.5x9.5cm/7.28x3.74x3.74in Package Includes: 1Pc Test Tube Stand note: Please allow 1-2cm error due to manual measurement. Please make surer you not mind before your bid. Due to the differences between different monitors, the picture may not reflect the actual color to the item. Thanks!