Lenz-Laborglas Round Bottom Test Tube NS 14/23 Ø 16 mm × 125 mm (DURAN® Tubing, Without Stopper)

The Lenz-Laborglas round bottom test tube with NS 14/23 socket (Ø 16 mm × 125 mm) is manufactured from DURAN® tubing, offering superior thermal and chemical resistance for demanding laboratory applications. Supplied without a stopper, this tube is ideal for workflows requiring custom closures or connection to modular glassware systems.

Key Features:

• Brand: Lenz-Laborglas
• Shape: Round bottom for efficient heating and mixing
• Socket Size: NS 14/23 ground joint for secure glassware connections
• Dimensions: Ø 16 mm × 125 mm length
• Material: DURAN® tubing — high-quality borosilicate glass for durability
• Closure: Without stopper (no closure included)
• Application: Suitable for heating, chemical reactions, distillation setups, and laboratory glassware assemblies

The Lenz-Laborglas NS 14/23 test tube provides dependable construction, precision glass technology, and flexibility in use—making it a strong choice for research, industrial, and educational lab environments.

Frequently Asked Questions

1. What is the Lenz-Laborglas Round Bottom Test Tube NS 14/23 Ø 16 mm × 125 mm (DURAN® Tubing, Without Stopper) used for?

It is manufactured from DURAN® tubing, offering superior thermal and chemical resistance for demanding laboratory applications. Supplied without a stopper, this tube is ideal for workflows requiring custom closures or connection to modular glassware systems.

2. Is the Lenz-Laborglas Round Bottom Test Tube NS 14/23 Ø 16 mm × 125 mm (DURAN® Tubing, Without Stopper) suitable for heating, chemical reactions, distillation setups, and laboratory glassware assemblies?

Yes. It is designed for heating, chemical reactions, distillation setups, and laboratory glassware assemblies, and offers round bottom for efficient heating and mixing and NS 14/23 ground joint for secure glassware connections to support this kind of work.

3. What shape and socket size does the Lenz-Laborglas Round Bottom Test Tube NS 14/23 Ø 16 mm × 125 mm (DURAN® Tubing, Without Stopper) have?

It has round bottom for efficient heating and mixing, NS 14/23 ground joint for secure glassware connections and Ø 16 mm × 125 mm length, and is supplied under manufacturer part number 5700010.

4. What is the Lenz-Laborglas Round Bottom Test Tube NS 14/23 Ø 16 mm × 125 mm (DURAN® Tubing, Without Stopper) made from and what features does it include?

It is made from DURAN® tubing, high-quality borosilicate glass for durability. It also offers without stopper (no closure included).

5. How does the Lenz-Laborglas Round Bottom Test Tube NS 14/23 Ø 16 mm × 125 mm (DURAN® Tubing, Without Stopper) compare with the Thermo Nunc Test Tubes 12 mL PS Round Bottom 100 x 15 mm Non-Sterile with PE Cap (Pack of 1200) from Thermo Scientific?

For heating, chemical reactions, distillation setups, and laboratory glassware assemblies, the Lenz-Laborglas model is the better choice, offering round bottom for efficient heating and mixing, NS 14/23 ground joint for secure glassware connections and Ø 16 mm × 125 mm length. The Thermo Scientific model offers a capacity of 12 mL per tube as an alternative, while the Lenz-Laborglas model's round bottom for efficient heating and mixing and NS 14/23 ground joint for secure glassware connections help make it a strong fit for heating, chemical reactions, distillation setups, and laboratory glassware assemblies.