Lenz-Laborglas GmbH & Co. KG

Nitrogen tubes (Schlenk-tubes), DURAN® tubing, with cone ( 6235110 )

Article number: 6235110
Herstellernummer: 03370222

€68.50*

Packaging unit: 1 piece

on order

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Product information "Nitrogen tubes (Schlenk-tubes), DURAN® tubing, with cone"
Made of DURAN® tubing. With conical joint and NS glass stopcock.
Bore: 2.5 mm
Cone[s]: NS14/23
Manufacturer Article Number: 03370222
Material: DURAN® tubing
Nominal capacity: 25 ml
Type of stopcock: NS stopcock
UNSPSC: 41-11-61-17
Manufacturer "Lenz-Laborglas GmbH & Co. KG"

Products from Lenz-Laborglas GmbH & Co. KG – High-Precision Laboratory Glassware for Research and Process Optimization

Lenz-Laborglas GmbH & Co. KG has been a trusted name for decades, offering premium laboratory glassware made from DURAN® glass, borosilicate glass 3.3, and advanced materials such as PTFE. At häberle LABORTECHNIK, professionals in research, quality assurance, and the chemical-pharmaceutical industry will find a comprehensive selection tailored precisely to the demands of modern laboratories.

Laboratory Glass Instruments for Analytical Precision and Process Safety

Lenz provides a wide range of glass apparatus and components known for their chemical resistance, mechanical durability, and thermal stability.

Examples include:

  • Dropping funnel with pressure equalizer (e.g. 50 ml, NS 19/26, PTFE stopcock )

  • Ground joint lid (e.g. DN 200, MH NS 45/40)

These components enable safe execution of complex chemical reactions and allow for modular system expansion.

Glass Equipment for Reactions, Distillation, and Extraction

The product range supports essential laboratory applications:

  • Distillation heads, bent 105°

  • Vacuum adapters with threaded or socket connections

  • Soxhlet extraction apparatus, 150 ml, NS 45/40

Specialized condensers provide optimal temperature control:

  • Intensive condensers with plastic olives

  • Coil condensers with glass olives

  • Allihn and Davies condensers for reflux and extraction processes

Connection Components: Adapters and Stopcocks

Flexible connection solutions include:

  • Bent adapters, 90°, with or without stopcock

  • Straight adapters

  • Variants with NS sockets, DURAN® tubing, or PTFE stopcocks

  • Stopcocks for desiccators made of borosilicate glass 3.3

These elements ensure safe, standardized integration within laboratory setups.

Technical Accessories for Advanced Reaction Systems

Special components for large-scale setups and precise measurements:

  • Double-blade stirrer, PTFE/steel for 30,000 ml vessels

  • Temperature sensor Pt 100, NS 14/23

  • Complete stand system for LF 200 – approx. dimensions W 1.0 × D 0.5 × H 2.0 m

These solutions support reliable control, measurement, and integration into laboratory processes.

Industry Trends: Standardization, Modularity, and Chemical Resistance

Recent developments in lab glass manufacturing are driven by:

  • Increased modularity for flexible laboratory workflows

  • Durable, chemically resistant materials like DURAN® glass and PTFE

  • Consistent standardization (e.g., NS 14/23, NS 29/32) for system-wide compatibility

These trends enhance safety, process efficiency, and investment value in modern laboratories.