BRAND Volumetric Flasks, 20 mL, Wide Neck NS 12/21 BLAUBRAND-ETERNA, cl.A, Conformity Certified with PP-stopper, Borosilicate 3.3, Pack of 2

The BRAND Volumetric Flasks, 20 mL, Wide Neck NS 12/21, BLAUBRAND ETERNA, Class A, Conformity Certified, With PP Stopper, Borosilicate 3.3, Pack Of 2 are designed for accurate preparation and measurement of laboratory solutions. Made from borosilicate 3.3 glass, these BLAUBRAND ETERNA volumetric flasks feature durable amber stain markings and are supplied with a batch number and one batch certificate per pack.

Key Features:

• Brand: BRAND
• Capacity: 20 mL
• Neck Size: Wide neck NS 12/21
• Product Range: BLAUBRAND ETERNA
• Class: Class A
• Certification: Conformity certified, with batch certificate included per pack; individual certificates or DAkkS calibration certificate available on request
• Material: Borosilicate 3.3 glass
• Stopper: PP stopper
• Standard: DIN EN ISO 1042, DE-M marking, calibrated to contain (IN)
• Graduations: Graduation and inscriptions in ETERNA amber stain
• Packaging: Pack of 2

These BRAND volumetric flasks are ideal for laboratories requiring accurate, certified, and traceable solution preparation in borosilicate 3.3 glassware.

Frequently Asked Questions

1. What is the BRAND Volumetric Flasks, 20 mL, Wide Neck NS 12/21, BLAUBRAND ETERNA, Class A, Conformity Certified, With PP Stopper, Borosilicate 3.3, Pack Of 2 used for?

The NS 12 is designed for the intended laboratory application. The stated format and features make the product suitable for routine laboratory work within that application.

2. What are the main specifications of the NS 12?

The main specifications of the NS 12 are that the capacity is 20 mL, the material is Borosilicate 3.3 glass and the standard is DIN EN ISO 1042, DE-M marking, calibrated to contain (IN). These are the main selection points to compare with the requirements of the laboratory task.

3. Is the NS 12 suitable for the intended laboratory application?

Yes. The NS 12 is suitable for the intended laboratory application. The product is designed specifically for that type of work when its stated format and operating characteristics match the laboratory requirement. Where chemicals or solvents are involved, confirm that the product material is suitable for the specific substance and conditions before use.

4. What closure is supplied with the NS 12?

The NS 12 is supplied with PP stopper, so a separate closure is not required for normal use.

5. How does the BRAND Volumetric Flasks, 20 mL, Wide Neck NS 12/21, BLAUBRAND ETERNA, Class A, Conformity Certified, With PP Stopper, Borosilicate 3.3, Pack Of 2 compare with DWK products?

The BRAND Volumetric Flasks, 20 mL, Wide Neck NS 12/21, BLAUBRAND ETERNA, Class A, Conformity Certified, With PP Stopper, Borosilicate 3.3, Pack Of 2 and DWK laboratory bottles both support laboratory liquid storage. For this model, the material is Borosilicate 3.3 glass, the capacity is 20 mL and the pack size is pack of 2. DWK is well known for laboratory bottle ranges including glass formats, so the best choice depends on the required material, capacity and handling conditions.