Jointed Glassware, Flask, Volumetric Flask, Clear, Class B, PE Stopper, Batch Certificate, Capacity 50ml, 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 polyethylene stopper.
White print with diamond grinded miniscus mark.