Volumetric Flask 10ml - Class B ASTM - Tolerance ±0.040 ml - Glass Stopper - Single Blue Graduation - Eisco Labs

10ml capacity volumetric flask made of high quality, heavy duty Borosilicate 3.3 glass. Single, blue graduation mark. Class B, tolerance, ±0.040ml. Fitted with a solid, #9 glass stopper. Flask stands 3.65" tall (4.3" with included stopper), and has a bottom diameter of 1.1". Neck measures 2.5" long and has a diameter of 12mm. Eisco Labs Borosilicate glass has the following heat tolerances: Strain Point -515°C | Annealing Point 565°C | Softening Point 820°C.