Specification Brand : Windzerdong BulletPoint1 : Capacity: 250ml BulletPoint2 : Joint: 24/29 BulletPoint3 : Made From Borosilicate Glass BulletPoint4 : Classification:Double-layer cylindrical flat bottom open reactor bottle BulletPoint5 : For any issue after purchase, don't hesitate to send an email to us, we will deal with the problem positively Color : One Color ExternallyAssignedProductIdentifier : 7555732066778 ItemName : Windzerdong Double-Layer Cylindrical Flat Bottom Open Reactor Bottle 250ml,100mm Flange,with Iron Clip,Cover with Three Oblique Necks 24/29 ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 2 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : science-lab-reaction-kettle-flasks Manufacturer : Windzerdong MetalType : other ModelName : Windzerdong ModelNumber : Windzerdong NumberOfItems : 1 PartNumber : Windzerdong ProductDescription : Double-layer cylindrical flat bottom open reactor bottle 250ml,100mm flange,With iron clip,Cover with three oblique necks 24/29