DescriptionCentrifuge tubes with snap caps are not easy to leak and safe to use. They are graduated and clear to help accurate sampling. Widely used in clinical chemistry, molecular biology, bio-chemistry and other experiments and research.Features- Color: Brown.- Material: PP. - Size: 4.00X1.20X1.20cm/ 1.57X0.47X0.47inch.- Capacity: 2ML.- It is made of plastic material, durable and sturdy, smooth surface and safe. - 2ml capacity, the test tube is perfect for working with liquid samples. - Each of the centrifuge tubes comes with a snap caps, reliable and leak-resistant seal. - Brown color design great for light-sensitive samples, easy to observe, more convenient to use. - Suitable for hospital equipment, scientific experimental consumables, etc.