Specification Brand : LABOY BulletPoint1 : DESIGN----Dean stark apparatus,also called dean stark trap, trap/reservoir,used to water from a reflux reaction in azeotropic of organic chemistry.It is designed with a graduated reservoir with standard top joint at top and 2mm PTFE stopcock which is used to collect water from a reaction, the side arm tubing with a standard male joint at bottom supplies a path for the vapor from reaction flask. BulletPoint2 : SET UP----The dean stark trap usually works with a water-cooled reflux condenser (liebig condenser,coiled condenser,dimroth condenser),a reaction flask (round bottom flask or schlenk flask),and a separatory funnel together to finish the reflux and separation. BulletPoint3 : DIMENSIONS----This dean stark trap is designed with 19/22 standard taper joint at top and side arm ,with 2mm PTFE stopcock for water control,and with volume graduation on the reservoir enable reaction progress to be followed by the amount of water that has been d.The capacity of the reservoir is 5mL BulletPoint4 : HIGH QUALITY---Laboy glass heads are all made of high quality boroslicate glass according to ASTM E439,heavy wall design,durable and reusable.The ground joints are precisely grounded according to US standard. BulletPoint5 : BUY WITH CONFIDENCE----100% 45 DAY MONEY BACK GUARANTEE simply return for a full refund,no question asked Capacity : 5 milliliters Color : From 10/30 to 14/20 ItemName : Laboy Glass Dean Stark Receiver Head Apparatus Trap Graduated 5ml with 19/22 Joints & 2mm PTFE Stopcock Lab Glassware ItemPackageDimensions_Height : 2 inches ItemPackageDimensions_Length : 2 inches ItemPackageDimensions_Width : 2 inches ItemPackageQuantity : 1 ItemTypeKeyword : lab-distillation-apparatus Manufacturer : Laboy Material : Borosilicate Glass ModelNumber : HMD013402 NumberOfItems : 1 PartNumber : HMD013402 ProductDescription : Chemical Glass Clamp, Cork, Red, Clamp, Cork, Red, Standard Thread, Fits Joint Sizes 28/12 and 28/15 ProductSiteLaunchDate : 2015-11-20T10:57:39.122Z Size : Capacity of 5mL,19/22 SpecificationMet : Astm StreetDate : 2017-05-18T00:00:01Z SupplierDeclaredDgHzRegulation : not_applicable UnspscCode : 41121800