Flask, Volumetric Flask, Class B, PE Stopper, Batch Certificate, Capacity 500ml, Borosilicate Glass 3.3

volumetric class B flask made from ASTM E 438 TYPE 1 class B heat resistant Borosilicate 3.3 glass.
Conforms to ISO 1042 standard.
Supplied with polypropylene stopper.
White print with diamond grinded miniscus mark.