Specification Brand : Dntum BulletPoint1 : High- quality plastic material, ultra- high transparency, easy to observe. BulletPoint2 : Centrifuge tubes are generally used in fields of biochemistry and molecular biology. BulletPoint3 : With clear scale design, the tubes can be used to do the precise measurement experiment and so on. BulletPoint4 : Centrifuge tubes are great for laboratory tests. for samples, food coloring, craft use, etc. BulletPoint5 : The tubes come with screw caps, which offer both vented and fully closed positions. ExternallyAssignedProductIdentifier : 7071545115491 ItemName : Dntum 50pcs 50ml Centrifuge Tubes with Screw Scientific Experiment Test Tubes ItemTypeKeyword : science-lab-test-tubes Manufacturer : Dntum MetalType : other PartNumber : SYMXZJ0079920 ProductDescription : Tips: