Specification Brand : DONLAB BulletPoint : JR REACTOR LID SPECIFICATIONS Model JR-5L JR-10L JR-20L JR-50L JR-100L Left Port BulletPoint1 : Capacity 500 ml BulletPoint2 : 4 necks T-type/four 29/42 ground glass joints BulletPoint3 : Both the reaction lid and the lidless reaction kettle are 15 cm flat flange outer diameter BulletPoint4 : The outer edge of the flange of the lid and the reaction kettle is about 9mm thick BulletPoint5 : Borosilicate 3.3 glass ,it's heavy wall design Capacity : 500 milliliters Color : 4 Necks(#29) ConnectorType : Flange ExternallyAssignedProductIdentifier : 8508623166971 ExternallyAssignedProductIdentifier1 : 0810047128014 ExternallyAssignedProductIdentifier2 : 810047128014 IncludedComponents : Flask ItemName : DONLAB CDM0500T3 500ml 4-Neck Spherical Round Bottom Reaction Kettle Flask Open Cover with Clamp & Cork Stands, with Four 29/42 Joints T-Type ItemPackageDimensions_Height : 1 inches ItemPackageDimensions_Length : 1 inches ItemPackageDimensions_Width : 1 inches ItemPackageQuantity : 1 ItemShape : Flat Bottom ItemTypeKeyword : science-lab-reaction-kettle-flasks Manufacturer : DONLAB Material : Borosilicate Glass ModelNumber : CDM0500T3 NumberOfItems : 3 PackageLevel : unit PartNumber : REA-0004 ProductDescription : Delivery time to the US,CA,AU is 5-14 working days. This series of the REA include 3-neck/4-neck of round bottom reaction kettle flask,cylindrical reaction kettle flask and double-layer reaction kettle flask. This ofen used to compound liquid and a larger amount of reagent.Made of Borosilicate glass 3.3 it's high temperature resistance. KimLab 4-neck round bottom reaction kettle flask include: 1. REA-02-29 4-Neck 15cm Flat Flange Reaction Cover With Four 29/42 Ground Glass Joints 2. REA-51-500 Round Bottom Reaction Kettle 500ml 3. REA-50-01 15cm Flat Flange special Stainless Steel Clamp For Reaction Kettle.