Volumetric Flask, Class A, Clear, Capacity 250ml, ISO 1042 With Batch Certificate, Glassco

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.