- Made of high quality, heavy duty, borosilicate 3.3 glass
- Calibrated to contain
- Features a single white graduation mark for precise dilution and preparation
- Fitted with a polypropylene stopper
- Class A tolerance conforms with ASTM-E288 standards
Volumetric flask made of high quality, heavy duty borosilicate 3.3 glass. Single, white graduation mark and a polypropylene stopper. Class A, tolerance. Calibrated to contain. 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.