Glassco Volumetric Flask with Stopper - Class A - 5ml - Pack of 2

 A high-precision laboratory vessel manufactured from ASTM E438 Type I / ISO 3585 Class A 3.3 borosilicate glass, designed for accurate solution preparation, measurements, and dilutions

• volumetric class A flask made from ASTM E 438 TYPE 1 class A heat resistant Borosilicate 3.3 glass.
• Conforms to ISO 1042 standard.
• Supplied with polyethylene stopper.
• Blue print with diamond grinded miniscus mark.
• Supplied with batch certificate.