EISCO CH196048 Premium Measuring Hex Cylinder Set, Class A, Protective Collars

EISCO CH196048 Premium Measuring Hex Cylinder Set, Class A, Protective Collars The three piece Measuring Cylinder set made of high quality, heavy duty, borosilicate 3.3 glass. 50ml, 100ml & 250ml capacities. Each cylinder features a spout for easy pouring and hexagonal base for extra stability. Class A tolerance per ISO/ASTM. All are fitted with a plastic hexagonal protective collar. 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.