Specification Brand : SP Scienceware BulletPoint1 : Egg shape (also called an elliptical shape) has a rounded pivot point to reduce friction, for use in round containers BulletPoint2 : Teflon (PTFE) casing is chemically inert, can be used with corrosive chemicals, and helps reduce friction and wear while spinning BulletPoint3 : Smooth surface provides quicker cleanup and less risk of cross-contamination than bars with pivot rings BulletPoint4 : Internal magnet made from alnico V, an alloy of aluminum, nickel, iron, and cobalt BulletPoint5 : Casing material is approved for use in food, drug, and cosmetic applications Color : White ItemName : SP Bel-Art Spinbar Teflon Elliptical (Egg-Shaped) Magnetic Stirring Bar; 38.1 x 15.9mm, White (F37130-0112) ItemPackageDimensions_Height : 0.254 centimeters ItemPackageDimensions_Length : 11.43 centimeters ItemPackageDimensions_Width : 7.62 centimeters ItemPackageQuantity : 1 ItemShape : Oval ItemTypeKeyword : science-lab-stirrers Manufacturer : Bel-Art Products Material : PTFE ModelNumber : 371300112 NumberOfItems : 1 NumberOfPieces : 1 PartNumber : 371300112 ProductSiteLaunchDate : 2009-11-03T00:00:01-08:00 Size : 1-1/2 x 5/8" (38.1 x 15.9mm) UnitCount : 1