Graduated Glass Beaker with Handle

Graduated Beakers with Handle

Our graduated beakers, designed to meet DIN 12331 and ISO 3819 standards, are manufactured in the Czech Republic. These beakers are fully autoclavable, ensuring safe and repeated sterilization.

Key Features:

• • Regulatory Compliance: Manufactured according to international standards.

• • Durable Material: Made from borosilicate glass 3.3, known for its exceptional chemical and thermal resistance.

• • Versatile Use: Ideal for laboratory applications thanks to its ergonomic design with a handle.

Borosilicate Glass 3.3 Properties

This type of glass offers excellent chemical resistance to water, saline solutions, acids, and bases. It is only vulnerable to hydrofluoric acid and high temperatures in the presence of strong bases or phosphoric acid.

• • Low Thermal Expansion: Linear expansion coefficient of 3.3.

• • Thermal Tolerance:

• • • Transformation temperature: 534°C

• • • Maximum working temperature: 500°C

• • • Anneling temperatures: Upper - 550°C, Lower - 494°C

Chemical Analysis of Borosilicate Glass:

• • Silica (SiO₂): 80.00%

• • Boron oxide (B₂O₃): 12.50%

• • Aluminum oxide (Al₂O₃): 2.40%

• • Sodium oxide (Na₂O): 3.80%

Chemical Resistance and Compliance:

• Chemical Resistance: Complies with DIN 12111 and ISO 719: Hydrolytic Class 1.