Flask Volumetric with Glass Stopper Class - B, 50 ml, Borosilicate glass graduation mark, fitted with solid glass stopper, in compliance with ASTM-E288 standard.
Volumetric Flash, Material: Borosilicate glass, with graduation mark, fitted with solid glass stopper, Class - A, in compliance with ASTM-E288 standard, Tolerance +/-0.050 ml, Stopper No. 13, Capacity: 50 ml