Specification Brand : CHSZCHC BulletPoint1 : Magnetic stir bar,20pcs 8mm*30 mm large size of magnetic stir bar in one package.Stirrer Mixer Stir Bar Used to stir a liquid or solution in biological, chemical, medical and research laboratory applications. BulletPoint2 : Stir bars are coated with Teflon (PTFE) covering, built-in pivot axle helps to reduce vibration and wear during stirring. BulletPoint3 : With acid and alkali resistance, resistant to a variety of organic solvents, almost insoluble in solvents. BulletPoint4 : High temperature up to 250 ℃, low temperature up to -196 ℃. Color : white ExternallyAssignedProductIdentifier1 : 0764126926629 ExternallyAssignedProductIdentifier2 : 764126926629 IncludedComponents : 1 ItemName : Magnetic Stirrer Mixer Stir Bar,20Pcs 30mm(1.18 inch) PTFE Magnetic Stirrer Mixer Stir Bar,White Color,Laboratory Bar,Stir Plate Bar,Stir Bars… ItemPackageDimensions_Height : 7.1882 centimeters ItemPackageDimensions_Length : 1.905 centimeters ItemPackageDimensions_Width : 4.699 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : science-lab-stirrer-bars Manufacturer : Shenzhen Haocheng Instrument Co.,Ltd NumberOfBoxes : 1 NumberOfItems : 20 PartNumber : Type-C30 ProductDescription : Description