Specification Brand : CryoKing BulletPoint1 : NOTE: Caps sold seperately. BulletPoint2 : Material: These tubes are made of polypropylene; Can be repeatedly frozen and thawed. BulletPoint3 : Features: Universal screw threads for use; DNase & RNase free, endotoxin free, and human DNA free; Autoclavable to 121°C and freezable to -86°C. BulletPoint4 : Applicable Storage Boxes: Tubes fit most common rotors and standard 1-inch and 2-inch boxes. BulletPoint5 : Applications: These tubes are suitable for laboratory analysis, school science projects, science theme parties, medical, biological, and science projects for mycology research, these tubes are also suitable for general training and other activities. CareInstructions : Hand Wash Only Color : Clear ExternallyAssignedProductIdentifier : 4713466488836 ItemName : Biologix 5000 Pcs Screw Cap Microtubes, 0.5ml Clear Tubes No Caps, Self-Standing Bottom Tubes ItemPackageDimensions_Height : 14.57 inches ItemPackageDimensions_Length : 17.72 inches ItemPackageDimensions_Width : 16.93 inches ItemTypeKeyword : science-lab-sample-vials Manufacturer : BIOLOGIX Material1 : Glass Material2 : Aluminum NumberOfItems : 5000 PartNumber : 81-0056 ProductDescription : 0.5ml Self-Standing Tube, Self-standing, Non-sterile, PP, 500 Tubes/pack,10 Packs/Case ProductSiteLaunchDate : 2024-04-08T06:08:00.886Z Reusability : Reusable Size : 0.5ml SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 20