EISCO CH196034 Premium Erlenmeyer Set, Narrow Neck, Borosilicate 3.3 Glass Is a 5 piece Erlenmeyer Flask set made of high quality, heavy duty, borosilicate 3.3 glass. It includes five narrow neck flasks with 50ml, 100ml, 250ml, 500ml & 1000ml capacities. Flasks feature white printed graduations, and beaded rims. Uniform thick walls provide excellent strength against breakage. 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. |
