EISCO CH196042 Premium Volumetric Flask Set, Class A, Borosilicate 3.3 Glass

EISCO CH196042 Premium Volumetric Flask Set, Class A, Borosilicate 3.3 Glass The three piece Volumetric Flask set made of high quality Borosilicate 3.3 Glass. Includes three flasks with 50ml, 100ml & 250ml capacities. Class A Tolerance, as per ASTM E288 standards. Each flask includes a glass penny stopper and features a single white graduation line. Set is packaged in a custom fit, thick foam casing, for safe storage and worry free transport.Microwavable and autoclavable, with superior chemical durability. Low temperature gradient- can withstand high temperatures & thermal shocks. Eisco Labs Borosilicate glass has the following heat tolerances: Strain Point -515°C | Annealing Point 565°C | Softening Point 820°C.