Specification Brand : PROGLASS BulletPoint1 : Single neck BulletPoint2 : Flat bottom flask BulletPoint3 : With 24/40 joint BulletPoint4 : Capacity of 1000mL BulletPoint5 : Made by hand blowing Capacity : 1000 milliliters Color : Clear ExternallyAssignedProductIdentifier1 : 0734602079453 ExternallyAssignedProductIdentifier2 : 734602079453 ItemName : Proglass Glass Single Neck Flat Bottom Boiling Flask 1000mL with 24/40 Glass Joint ItemPackageDimensions_Height : 1 inches ItemPackageDimensions_Length : 1 inches ItemPackageDimensions_Width : 1 inches ItemPackageQuantity : 1 ItemTypeKeyword : science-lab-boiling-flasks Manufacturer : PROGLASS Material : Glass ModelNumber : F44543L NumberOfItems : 1 PartNumber : HMF010110 ProductDescription : The flat bottom flask is likely the other round bottom flask but with a flat bottom allowing it standing up flat surface as the flask can sit upright on its own. Capacity of 1000mL with 24/40 glass ground taper joint. It can be used in heading during distillation, they are not as durable as round bottom flasks for heating better than Erlenmeyer flask which has have the sharp and vulnerable corners .Proglass flasks are heavy wall design, made by hand-blowing to ensure uniform wall thickness, and made of high-quality borosilicate glass and annealed at 800 degree Celsius, can be heated directly in an open flame and can withstand typical laboratory thermal variations in Chemistry processes like heating and cooling. ProductSiteLaunchDate : 2017-09-02T07:00:00.000Z StreetDate : 2018-07-17T00:00:01Z SupplierDeclaredDgHzRegulation : unknown