* In accordance with DIN 12360
* Manufactured from ASTM E-438 Type 1, Boro 3.3 heat resistance glass.
* Optimal for determination of Nitrogen/protein.
* Design of the article consists of a tooled neck which offers greater strength and a better stopper fit.

Capacity (mL) : 2000
Socket Size : 29/32
Diameter (mm) : 235
Pack of (Pcs) : 4