This Kimble Chase Erlenmeyer Flask is a high-quality lab glassware made of borosilicate glass. It has a 500 ml capacity and is graduated for accurate measurements. The flask is manufactured in the USA by Kimble Kimax, a trusted brand in the industry. This flask is suitable for various laboratory applications and is commonly used in the healthcare, lab, and dental industries. It is also popular among business and industrial users. With its durable material and reliable performance, this flask is a great addition to your lab equipment.