DURAN Test Tube Straight Rim 21 mL 261312107

DURAN Test Tube Straight Rim 21 mL 261312107

The DURAN Test Tube Straight Rim 21 mL 261312107 delivers long-lasting precision and durability for chemical, biological, and educational laboratories. Built from borosilicate glass 3.3, it withstands corrosive reagents, sudden temperature shifts, and mechanical stress while maintaining full transparency.

Its straight rim promotes smooth liquid transfer and reduces spillage during testing or heating. The 21 mL capacity makes it ideal for reagent storage, small-volume sample analysis, and controlled heating operations. Additionally, it is autoclavable at 121 °C, providing consistent sterilization and dependable reuse.

Thanks to its precise construction and chemical resistance, this DURAN test tube ensures accurate, repeatable performance in professional laboratory workflows.

Key Specifications

Applications

• Chemical and biological testing

• Reagent and sample storage

• Heating and sterilization processes

• Educational and research experiments