Representative Image

Lenz-Laborglas Round Bottom Test Tube NS 14/23, Ø 18 mm × 150 mm, with Hollow Stopper

Ø

Dimensions (ØxL)

Ground size

Length

Specifications

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Ø
18 mm
Dimensions (ØxL)
18 x 150 mm
Ground size
NS 14/23
Length
150 mm
Material
DURAN® tubing
Type of closure
Hollow stopper
UNSPSC
41121701

R 379.50

Inc. VAT

Available soon

Product description

The Lenz-Laborglas round bottom test tube featuring an NS 14/23 ground-joint socket (Ø 18 mm × 150 mm) is manufactured from high-quality DURAN® tubing. Designed for laboratory applications requiring reliable sealing, this model includes a hollow glass stopper and is ideal for heating, mixing, distillation, or reaction workflows.

Key Features:

  • Brand: Lenz-Laborglas
  • Shape: Round bottom — promotes uniform heating and efficient mixing
  • Socket Size: NS 14/23 ground-joint for secure compatibility with standard lab glassware
  • Dimensions: Ø 18 mm × 150 mm length
  • Material: DURAN® tubing – borosilicate glass designed for durability and high chemical/thermal resistance
  • Closure: Hollow glass stopper included for tight sealing
  • Application: Suitable for laboratory heating, chemical reactions, sample preparation, and modular glass-joint setups

The Lenz-Laborglas NS 14/23 test tube offers precision, durability, and a high-quality sealing solution — making it a dependable choice for research, educational, and industrial laboratory environments.

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Frequently asked questions

It is manufactured from high-quality DURAN® tubing. Designed for laboratory applications requiring reliable sealing, this model includes a hollow glass stopper and is ideal for heating, mixing, distillation, or reaction workflows.

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R 379.50

Inc. VAT

MoQ (10)x(10)