- High-Quality Borosilicate Glass: Constructed from Borosilicate 3.3 glass, this reaction flask offers exceptional clarity and strength while remaining resistant to high temperatures and chemical exposure. - Superior Thermal Performance: With a low coefficient of thermal expansion—approximately one-third that of standard glass—this flask can withstand temperature changes up to 200 °C, ensuring durability during rigorous experiments. - Shadow-less Bottom Design: The innovative bottom allows for even light transmission, eliminating dark spots when liquids are viewed from above with a light source, enhancing visibility for better analysis and observation. - Eco-Friendly Reusability: Easily washable with warm water, this reaction flask is a sustainable choice for laboratories and educational settings, reducing environmental impact without compromising performance. - Versatile Applications: Ideal for chemistry labs, educational demonstrations, and research projects, this flask can be used for various experiments, reactions, and analyses, making it a reliable tool for both professionals and students. - Compatibility and Size: Designed to accommodate a range of laboratory needs, this flask is compatible with standard laboratory equipment, making it a versatile addition to your scientific toolkit. This reaction flask stands out with its combination of durability, visibility, and sustainability, making it the essential choice for any serious lab setting.