Specification Brand : Windzerdong BulletPoint1 : Diameter: 100mm/150mm/180mm/210mm/240mm/300mm/350mm/400mm BulletPoint2 : Made from borosilicate glass BulletPoint3 : For any issue after purchase, don't hesitate to send an email to us, we will deal with the problem positively BulletPoint4 : 【Transparent container】The transparent vacuum desiccator tank can easily monitor the drying process, making it a practical tool for any laboratory environment. BulletPoint5 : 【Multifunctional use】Suitable for vacuum drying and preservation of optical lenses, seeds, cultural relics and other items. Avoid using sealing grease. The top and bottom of the container are sealed with silicone rubber rings. Color : One Color ExternallyAssignedProductIdentifier : 7555731728387 ItemName : Windzerdong Desiccator,Clear with Porcelain Plate,Inner Diameter 100mm/150mm/180mm/210mm/240mm/300mm/350mm/400mm(400mm) ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 2 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : science-lab-vacuum-desiccators Manufacturer : Windzerdong ModelNumber : Windzerdong NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : Windzerdong ProductDescription : Desiccator,Clear with porcelain plate,Inner Diameter 100mm/150mm/180mm/210mm/240mm/300mm/350mm/400mm