Glass beaker, heat resistant, meets Borosilicate 3.3 standard.

Glass beaker, heat resistant, meets Borosilicate 3.3 standard.

Glass beaker, heat resistant, meets Borosilicate 3.3 standard.

Glass beaker, heat resistant, meets Borosilicate 3.3 standard.

Glass beaker, heat resistant, meets Borosilicate 3.3 standard.

Glass beaker, heat resistant, meets Borosilicate 3.3 standard.

Glass beaker, heat resistant, meets Borosilicate 3.3 standard.

Glass beaker, heat resistant, meets Borosilicate 3.3 standard.

Glass beaker, heat resistant, meets Borosilicate 3.3 standard.