DURAN Volumetric Flask 25 mL Class A 216781409

DURAN Volumetric Flask 25 mL Class A 216781409

The DURAN Volumetric Flask 25 mL Class A (Catalog No. 216781409) provides high-precision volumetric measurements for analytical, chemical, and educational laboratories. It is produced from borosilicate glass 3.3, which offers excellent resistance to heat and chemical corrosion. Moreover, its Class A calibration ensures measurement accuracy that meets ISO 1042 international standards, guaranteeing reliable results in quantitative analysis.

Each flask comes with a Batch Certificate, allowing traceable and verified calibration accuracy for quality assurance. In addition, the white printed graduation line ensures clear, long-lasting visibility, while the PE plastic stopper offers a tight, contamination-free seal. Therefore, this flask delivers both certified precision and sample protection during laboratory use.

The autoclavable borosilicate glass maintains its dimensional stability and optical clarity even after repeated sterilization. Consequently, it provides consistent, long-term performance in demanding laboratory environments. Overall, the DURAN 25 mL Volumetric Flask combines accuracy, durability, and ergonomic design for professional volumetric analysis.

Specifications

• Brand: DURAN

• Material: Borosilicate Glass 3.3

• Stopper Type: PE Plastic

• Class: A (Batch Certified)

• Capacity: 25 mL

• Graduation Color: White

• Standard Compliance: ISO 1042

• Autoclavable: Yes

• Catalog Number: 216781409

Key Features

• Class A accuracy compliant with ISO 1042

• Supplied with Batch Certificate for traceable calibration

• Borosilicate glass ensures superior chemical and thermal resistance

• White graduation mark provides clear and permanent readability

• PE stopper offers secure and contamination-free closure

• Autoclavable and reusable for extended laboratory use

Applications

Ideal for preparing standard solutions, titrations, and volumetric analyses. Furthermore, this flask is suitable for chemical, analytical, and pharmaceutical laboratories that demand precision and reliability. Ultimately, the DURAN 25 mL Volumetric Flask provides certified accuracy, long-term durability, and safe handling for professional laboratory operations.