Specification Brand : Huanyu BulletPoint1 : 【Size Specifications】Diameter of Bottom Dish: 75mm; Height of Bottom Dish: 18mm; Outer Diameter of Upper Lid: 82mm; Height of Upper Lid: 17mm; Thickness: 2mm. BulletPoint2 : 【High Borosilicate Made】High strength, high light transmittance. (pls note that the dropper is not included in the package.)To ensure the flatness of the lid and make it easier to remove or cover, there is a certain gap between the bottom dish and the upper lid. This is normal and does not affect normal use. BulletPoint3 : 【High Temperature Resistance】Up to 400℃, Low expansion rate.Please note that our Glass Petri Dishes are not resistant to low temperatures and cannot be frozen. BulletPoint4 : 【High Stability】Acid and alkali resistance, high chemical stability. Exquisite Workmanship. The edges and bottom cover are even, smooth and flat. BulletPoint5 : GREAT FOR PROFESSIONAL LABORATORIES, CLASSROOMS & HOUSEHOLD || Designed for use in professional laboratories, but is an ideal choice for science classrooms and household use IncludedComponents : Glass Petri Dish ItemName : Huanyu 75mm Glass Petri Dish with Lids High Borosilicate Glass Petri Dishes Bacterial Culture Dishes for Lab Science Experiment (5pcs: 75mm) ItemPackageDimensions_Height : 18.034 centimeters ItemPackageDimensions_Length : 14.224 centimeters ItemPackageDimensions_Width : 14.478 centimeters ItemPackageQuantity : 5 ItemTypeKeyword : science-lab-petri-dishes Manufacturer : Huanyu Material : polypropylene ModelNumber : JC-81A NumberOfItems : 5 PartNumber : FBA-LXR-62 ProductDescription : 【Size Specifications】Diameter of Bottom Dish: 75mm; Height of Bottom Dish: 18mm; Outer Diameter of Upper Lid: 82mm; Height of Upper Lid: 17mm; Thickness: 2mm. 【High Borosilicate Made】High strength, high light transmittance. (pls note that the dropper is not included in the package.)To ensure the flatness of the lid and make it easier to remove or cover, there is a certain gap between the bottom dish and the upper lid. This is normal and does not affect normal use. 【High Temperature Resistance】Up to 400℃, Low expansion rate.Please note that our Glass Petri Dishes are not resistant to low temperatures and cannot be frozen. 【High Stability】Acid and alkali resistance, high chemical stability. Exquisite Workmanship. The edges and bottom cover are even, smooth and flat. ProductSiteLaunchDate : 2019-07-06T07:00:00.000Z SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1