250 mL Erlenmeyer Flask

The 250 mL Erlenmeyer flask is manufactured from low expansion borosilicate and is very resistant to chemical, mechanical and thermal shock. It features a smooth heavy rim, tooled top finish, thick wall construction, narrow mouth, double capacity scale with a durable matte marking space. The tapered contour of this flask favors reduced chipping, adding safety and longevity to an already durable design. Heavy beaded top rim for safety Heavy borosilicate glass, with uniform glass thickness Large capacity scale and marking spot Type 1, Meets ASTM Spec E1404 Accuracy: ± 5% full capacity Specifications: Capacity 250 mL Subdivision 50 mL Grad. Range 100- 250 mL Neck ID 29 mm Height: 149 mm Stopper Size # 6.5