Specification Brand : LABOY BulletPoint : The flask should be cleaned and dried before use, and the measured substance should be put into the flask for distillation, heating or titration. For example, during titration analysis, the measured substance is put into the bottle, and then indicator is added, and then titration is carried out with burette, and the flask is constantly shaken during titration. When the indicator in the bottle just changes the color, titration is stopped and the result can be calculated. BulletPoint1 : Design:Glass tube with a high vacuum valve at opening and a taper joint parallel with the valve. BulletPoint2 : Size:Capacity of 250mL;0-4mm high vacuum vavle;24/40 outer joint. BulletPoint3 : Usage:Used as storage tube or reaction tube. BulletPoint4 : Craftsmanship:Hand-blown according to ASTM E438 standards. BulletPoint5 : Material: Using the heavy-quality glass tubing made of borosilicate glass 3.3. Capacity : 250 milliliters Color : One Color ExternallyAssignedProductIdentifier : 9149356439360 IncludedComponents : glassware part only ItemName : Laboy Glass 250ml Storage Tube Schlenk Flask with 0-4mm High Vacuum Valve & 24/40 Outer Joint ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 2 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : science-lab-reaction-kettle-flasks Manufacturer : Laboy Material : Borosilicate Glass ModelName : AiQima ModelNumber : LBF012307 NumberOfItems : 1 PartNumber : LBF012307 ProductDescription : This is a schlenk flask comprised of a heavy cylindrical tube with a high vacuum valve at top opening used to control the flow of gas or liquid. with an outer standard taper joint parallel with the high vacuum valve on the side-arm for attaching a schlenk line .The joint is also used to attach a jointed lab glassware apparatus for adding or transferring. ProductSiteLaunchDate : 2024-03-21T08:39:52.520Z Size : 500mL 29x24x24x24 SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1