DescriptionCentrifuge tube is used in blood analysis for the test of clinical plasma, biochemistry and blood rheology, etc. Easy to view the liquid with the transparent body design. The test tubes with a tight fitting cap, no rough edges, ensuring a good sealing performance.Features-Color: As Shown-Material: Plastic -Size: Approx. 4.50X2.50X2.50cm / 1.77X0.98X0.98in -Capacity: 1.5ml - Made with premium plastic material, environmentally friendly, strong and durable to use.- Smooth surface for easy to clean and ensure the accurate experiments.- Samples collected in these tubes can be used for plasma determinations in chemistry.- Anticoagulant centrifuge tubes are specially designed for collecting and analysing the blood and cell.- The package contains 500pcs test tubes with lids , which can meet your diverse needs in daily life.