Representative Image

Lenz-Laborglas Vacuum Stopcock, 1-way, Parallel Stopcock NS 14.5, Bore 2.5 mm, Boro 3.3

Bore

Ground size

Specifications

Compare models
Bore
2.5 mm
Ground size
NS 14,5
Material
Boro 3.3
Material stopcock
Glass key
Standard
DIN 12545
UNSPSC
41104812

R 2,403.50

Inc. VAT

Available soon

Product description

The Lenz-Laborglas Vacuum Stopcock, 1-Way, Parallel Stopcock, NS 14.5, Bore 2.5 mm, Boro 3.3 is designed for laboratory vacuum applications requiring controlled flow and reliable sealing. Made from Boro 3.3 glass, it features parallel side arms and a hollow NS glass plug.

Key Features:

  • Brand: Lenz-Laborglas
  • Product Type: Vacuum stopcock
  • Design: 1-way parallel stopcock
  • Neck Size: NS 14.5
  • Bore: 2.5 mm
  • Material: Boro 3.3 glass
  • Construction Material: Parallel side arms and hollow NS glass plug
  • Standard: Leakage rate according to DIN 12540-1

This Lenz-Laborglas vacuum stopcock provides a practical glassware solution for controlled vacuum flow in laboratory setups.

Compare similar models

Vacuum Stopcock, 1-way, parallel stopcock NS 14,5, bore 2,5 mm, boro 3.3

Manufacturer P/N

02941402

Part Number

4.712 784

Manufacturer

Lenz-Laborglas

Bore

2.5 mm

Vacuum-stopcocks, One Way, Parallel, NS 29,2 Bore mm 10

Manufacturer P/N

02942910

Part Number

6.223 143

Manufacturer

Lenz-Laborglas

Bore

10.0 mm

Vacuum-stopcocks, One Way, Parallel, NS 18,8 Bore mm 4

Manufacturer P/N

02941804

Part Number

6.223 019

Manufacturer

Lenz-Laborglas

Bore

4.0 mm

Vacuum Stopcock, 1-way, parallel stopcock NS 24, bore 8,0 mm, boro 3.3

Manufacturer P/N

02942408

Part Number

4.712 786

Manufacturer

Lenz-Laborglas

Bore

8.0 mm

Vacuum Stopcock, 1-way, parallel stopcock NS 21,5, bore 6,0 mm, boro 3.3

Manufacturer P/N

02942106

Part Number

4.712 785

Manufacturer

Lenz-Laborglas

Bore

6.0 mm

Frequently asked questions

The NS 14 is designed for laboratory vacuum applications requiring controlled flow and reliable sealing. This vacuum stopcock format supports routine laboratory work in that application.

Insights

Explore
What is a Laboratory Desiccator? Uses, Types and How It Works

1 min read

What is a Laboratory Desiccator? Uses, Types and How It Works

A laboratory desiccator keeps its contents in a dry, low-humidity atmosphere, protecting hygroscopic reagents and moisture-sensitive samples and cooling heated samples for accurate weighing. This guide covers what it is, what it is used for, the main types, the desiccants that go inside, and how it works, with an animated drying cycle and a setup finder.

Read full story
What is a Buchner Funnel? Uses, Setup and How Vacuum Filtration Works

1 min read

What is a Buchner Funnel? Uses, Setup and How Vacuum Filtration Works

The Buchner funnel is the standard tool for fast vacuum filtration across South African labs, from minerals and assay work to SANAS-accredited QC. This guide covers what it is, what it is used for, how to set one up step by step, the main materials, and how vacuum filtration works, with an animated apparatus and a funnel finder.

Read full story
What is a Separating Funnel? Uses and How It Works

1 min read

What is a Separating Funnel? Uses and How It Works

A separating funnel parts two immiscible liquids by density and is central to liquid-liquid extraction, from minerals and assay work to environmental testing and SANAS-accredited QC. This guide walks through what it is, how it works step by step, the pear-shaped and conical types, and how to choose one, with an animated demo and funnel finder.

Read full story

R 2,403.50

Inc. VAT