Description
Product Overview
The United Scientific filtering flask is a 2000mL capacity vessel designed for laboratory and industrial use, constructed from industrial-quality Borosilicate 3.3 glass to endure high temperatures and thermal shock. It features dual scale graduations adhering to ASTM-E960 standards, with a graduation range of 600-2000mL and intervals of 200mL for precise measurement. The flask includes a 1/2″ tubing size and is compatible with a recommended stopper size of 9.5, ensuring secure connections during filtration processes. Dimensions are 170mm in outer diameter and 305mm in height, providing a compact yet functional design. Manufactured by United Scientific Supplies, this product has been available since May 24, 2023, and is backed by positive customer reviews, highlighting its reliability and performance in demanding environments.

Usage
This filtering flask is ideal for laboratory settings, including chemical, biological, and educational labs, where precise liquid filtration and measurement are required. It serves professionals in research, quality control, and industrial processes, such as sample preparation, solvent filtration, and vacuum applications. The flask’s durability makes it suitable for frequent use in environments with varying temperatures, ensuring consistent performance in experiments and production lines. Its design supports safe handling and compatibility with standard laboratory setups, making it a go-to tool for scientists and technicians.
Why Choose Us
United Scientific flasks stand out due to their rigorous quality control and state-of-the-art manufacturing, ensuring each product meets high standards for smooth, consistent user experiences. The use of Borosilicate 3.3 glass provides superior resistance to thermal shock and chemical corrosion, extending the flask’s lifespan and reducing breakage risks. Additionally, the dishwasher-safe feature simplifies cleaning, saving time and maintaining hygiene without compromising integrity. This commitment to quality and user convenience makes United Scientific a trusted choice for reliable laboratory equipment.
Key Features
- Made from Borosilicate 3.3 glass for high temperature and thermal shock resistance
- Dual scale graduations per ASTM-E960 standards ensuring accurate measurements
- Dishwasher-safe design for easy cleaning and maintenance
- 2000mL capacity with 1/2″ tubing size for versatile laboratory applications
- Manufactured with advanced equipment and multiple quality checks for reliability
FAQ
What is the material of this filtering flask?
The flask is made from industrial-quality Borosilicate 3.3 glass, which offers excellent durability and resistance to high temperatures and thermal shock.
Is the flask safe for dishwasher use?
Yes, all United Scientific flasks are dishwasher safe, allowing for convenient cleaning without damage to the glass or graduations.
What are the graduation details?
It has a graduation range from 600 to 2000mL with intervals of 200mL, following ASTM-E960 standards for precision in laboratory measurements.
Can it handle vacuum filtration?
Absolutely, the 1/2″ tubing size and sturdy construction make it suitable for vacuum filtration applications in various lab settings.
How does it compare to other brands?
United Scientific flasks undergo extensive quality control and use advanced manufacturing, ensuring consistent performance and longevity compared to generic alternatives.




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