Lenz-Laborglas

Lenz Laborglas GmbH & Co. KG is a world-renowned German manufacturer of high-precision laboratory glassware, headquartered in Wertheim. Founded in 1929, the company has spent nearly a century perfecting the art of glassblowing, driven by the mission to provide "Precision in Glass." Lenz is internationally recognized as the market leader for standardized ground joints, stopcocks, and complex glass components essential for chemical and pharmaceutical research. By exclusively utilizing high-performance DURAN® borosilicate glass 3.3 from SCHOTT, the brand ensures that its products offer maximum thermal shock resistance and chemical durability. Today, Lenz remains a family-owned enterprise that combines traditional craftsmanship with ultra-modern CNC grinding and finishing technologies, delivering "Made in Germany" quality that forms the backbone of sophisticated distillation and extraction systems worldwide.

 

The Lenz range at LabFriend features professional distillation and separation solutions, headlined by their world-class conical ground joints, adapters, and round-bottom flasks. These components are essential for building modular, leak-proof glass apparatus for organic synthesis. For specialized fluid control, the brand provides advanced general laboratory aids, featuring high-precision PTFE and glass stopcocks designed for vacuum and pressure applications. Their portfolio also encompasses essential analytical measurement support, including specialized extraction apparatus (Soxhlet) and filtration units engineered for high-purity results. To support advanced research setups, Lenz offers silver-jacketed high-vacuum columns and specialized reactor lids tailored to specific experimental requirements. By choosing Lenz through LabFriend, you benefit from competitive pricing and fast shipping on premium borosilicate technology designed for absolute precision and long-term durability.

 

Why Choose Lenz for Your Laboratory?

  • World-Leading Ground Joint Precision: Lenz is the global benchmark for conical and spherical ground joints, ensuring a perfect, vacuum-tight fit across all modular glass components.
  • Premium DURAN® Material: By using only SCHOTT DURAN® borosilicate glass 3.3, Lenz products provide the highest possible resistance to water, neutral and acid solutions, and high temperatures.
  • Advanced Manufacturing Technology: The integration of CNC-controlled grinding machines ensures that every joint and stopcock adheres to strict DIN and ISO tolerances for unmatched reproducibility.
  • Extreme Chemical & Thermal Resistance: Engineered for the most demanding environments, Lenz glassware can withstand rapid temperature changes and contact with aggressive reagents without leaching or cracking.
  • Comprehensive Modular System: With thousands of standardized components, Lenz allows scientists to build complex, customized glass assemblies that are easily interchangeable and expandable.

Showing 193 - 224 of 1402 results

Evaporating Flasks , Cap. ml 100 Socket NS 29/32
In stock
Lenz-Laborglas Evaporating Flasks, Capacity 100 ml Socket NS 29/32

₹5,370.18

Inc. GST

Part9.196 024
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Evaporating Flasks , Cap. ml 250 Socket NS 29/32
In stock
Lenz-Laborglas Evaporating Flasks, Capacity 250 ml Socket NS 29/32

₹10,478.40

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Part9.196 036
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Evaporating Flasks , Cap. ml 500 Socket NS 29/32
In stock
Lenz-Laborglas Evaporating Flasks, Capacity 500 ml Socket NS 29/32

₹11,657.22

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Part9.196 044
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Evaporating Flasks , Cap. ml 2000 Socket NS 29/32
In stock
Lenz-Laborglas Evaporating Flasks, Capacity 2000 ml Socket NS 29/32

₹20,039.94

Inc. GST

Part9.196 063
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Evaporating Flasks , Cap. ml 50 Socket NS 29/32
In stock
Lenz-Laborglas Evaporating Flasks, Capacity 50 ml Socket NS 29/32

₹4,453.32

Inc. GST

Part9.196 020
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Evaporating Flasks , Cap. ml 1000 Socket NS 29/32
In stock
Lenz-Laborglas Evaporating Flasks, Capacity 1000 ml Socket NS 29/32

₹14,931.72

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Part9.196 054
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Rotary evaporator flasks, 25 ml, NS-H 14/23, pear shape
In stock
Lenz-Laborglas 25 mL Pear-Shaped Rotary Evaporator Flask, with NS H 14/23 Joint

₹5,239.20

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Part6.202 275
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Evaporating Flasks , Cap. ml 3000 Socket NS 29/32
In stock
Lenz-Laborglas Evaporating Flasks, Capacity 3000 ml, Socket NS 29/32

₹31,697.16

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Part6.202 040
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Nitrogen Round-bottom Flasks (Schlenk-Flasks), Socket NS 29/32 Cap. ml 250 Cap. ml 4000
In stock
Lenz-Laborglas Nitrogen Round-bottom Flasks (Schlenk-Flasks), Socket NS 29/32 Capacity 250 ml to Capacity 4000 ml

₹19,647.00

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Part6.073 481
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Nitrogen Round-bottom Flasks (Schlenk-Flasks), Socket NS 14/23 Cap. ml 25 Cap. ml 100
In stock
Lenz-Laborglas Nitrogen Round-bottom Flasks (Schlenk-Flasks), Socket NS 14/23 Capacity 25 ml Capacity 100 ml

₹16,896.42

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Part6.800 337
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Nitrogen Round-bottom Flasks (Schlenk-Flasks), Socket NS 14/23 Cap. ml 100
In stock
Lenz-Laborglas Nitrogen Round-bottom Flasks (Schlenk-Flasks), Socket NS 14/23 Capacity 100 ml

₹18,075.24

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Part6.307 327
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Nitrogen Round Bottom Flask 100 ml Boro 3.3, NS 29/32
In stock
Lenz-Laborglas Nitrogen Round Bottom Flask, 100 mL, Boro 3.3, NS 29/32

₹18,337.20

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Part6.307 821
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Nitrogen Tubes (Schlenk-Tubes), NS 14/23 Socket Cap. ml 250
In stock
Lenz-Laborglas Nitrogen Tubes (Schlenk Tubes), NS 14/23 Socket, Capacity 250 mL

₹18,337.20

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Part7.610 674
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Nitrogen Tubes (Schlenk-Tubes), NS 14/23 Socket Cap. ml 100
In stock
Lenz-Laborglas Nitrogen Tubes (Schlenk-Tubes), NS 14/23 Socket Capacity 100 ml

₹18,337.20

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Part7.610 673
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Weighing bottles,DURAN®,low form,cap. 15 ml 40x25 mm
In stock
Lenz-Laborglas Weighing Bottles, DURAN, Low Form, Cap. 15 ml, 40x25 mm

₹4,584.30

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Part9.300 021
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Weighing bottles,DURAN®,low form,cap. 6 ml 25x25 mm
In stock
Lenz-Laborglas Weighing Bottles Duran Low Form Cap, 6 mL (25x25 mm)

₹4,060.38

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Part9.300 022
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Weighing bottles,DURAN®,low form,cap. 15 ml 35x30 mm
In stock
Lenz-Laborglas Weighing Bottles Duran Low Form Cap, 15 mL (35x30 mm)

₹4,060.38

Inc. GST

Part9.300 023
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Weighing bottles,DURAN®,low form,cap. 30 ml 50x30 mm
In stock
Lenz-Laborglas Weighing Bottles Duran Low Form Cap, 30 mL (50x30 mm)

₹4,846.26

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Part9.300 032
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Weighing bottles,DURAN®,low form,cap. 45 ml 60x30 mm
In stock
Lenz-Laborglas Weighing Bottles, DURAN, Low Form, Cap. 45 ml, 60x30 mm

₹6,025.08

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Part9.300 037
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Weighing bottles,DURAN®,low form,cap. 80 ml 80x30 mm
In stock
Lenz-Laborglas Weighing Bottles Duran Low Form Cap, 80 mL (80x30 mm)

₹9,954.48

Inc. GST

Part9.300 041
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Weighing bottles,DURAN®,tall form,cap. 20 ml 30x50 mm
In stock
Lenz-Laborglas Weighing Bottles Duran Tall Form Cap, 20 mL (30x50 mm)

₹3,798.42

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Part9.300 118
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Gas Inlet Tubes / Air Leak Tubes, Straight, Cone NS 14/23
In stock
Lenz-Laborglas Gas Inlet Tubes / Air Leak Tubes, Straight Cone NS 14/23

₹3,667.44

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Part9.012 301
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Hollow Stoppers, Hexagonal Plate, Pointed Bottom , NS 14/23
In stock
Lenz-Laborglas Hollow Stoppers Hexagonal Plate Pointed Bottom NS 14/23

₹523.92

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Part9.230 006
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Hollow Stoppers, Hexagonal Plate, Pointed Bottom , NS 19/26
In stock
Lenz-Laborglas Hollow Stoppers Hexagonal Plate Pointed Bottom NS 19/26

₹785.88

Inc. GST

Part9.230 007
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Hollow Stoppers, Hexagonal Plate, Pointed Bottom , NS 24/29
In stock
Lenz-Laborglas Hollow Stoppers Hexagonal Plate Pointed Bottom NS 24/29

₹785.88

Inc. GST

Part9.230 008
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Hollow Stoppers, Hexagonal Plate, Pointed Bottom , NS 29/32
In stock
Lenz-Laborglas Hollow Stoppers Hexagonal Plate Pointed Bottom NS 29/32

₹1,047.84

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Part9.230 009
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Hollow Stoppers, Hexagonal Plate, Pointed Bottom , NS 45/40
In stock
Lenz-Laborglas Hollow Stoppers Hexagonal Plate Pointed Bottom NS 45/40

₹4,453.32

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Part9.230 012
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Hollow Stoppers, Hexagonal Plate, Pointed Bottom , NS 10/19
In stock
Lenz-Laborglas Hollow Stopper Hexagonal Plate Pointed Bottom NS 10/19

₹523.92

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Part9.230 003
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Hollow Stoppers, Hexagonal Plate, Pointed Bottom , NS 12/21
In stock
Lenz-Laborglas Hollow Stopper Hexagonal Plate Pointed Bottom NS 12/21

₹523.92

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Part9.230 004
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Hollow Stoppers, Hexagonal Plate, Pointed Bottom , NS 7/16
In stock
Lenz-Laborglas Hollow Stopper Hexagonal Plate Pointed Bottom NS 7/16

₹916.86

Inc. GST

Part9.230 002
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Hollow Stoppers, Hexagonal Plate, Pointed Bottom , NS 7/16 pack of 10
In stock
Lenz-Laborglas Hollow Stoppers Hexagonal Plate Pointed Bottom NS 7/16, Pack of 10

₹8,251.74

Inc. GST

Part4.678 579
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Hollow Stoppers, Hexagonal Plate, Pointed Bottom , NS 10/19 pack of 10
In stock
Lenz-Laborglas Hollow Stoppers Hexagonal Plate Pointed Bottom NS 10/19, Pack of 10

₹4,715.28

Inc. GST

Part4.678 573
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Frequently asked questions

Borosilicate 3.3 glass has a very low coefficient of linear expansion. This makes it highly resistant to thermal shock, allowing it to be heated and cooled rapidly without the risk of breaking compared to standard soda-lime glass.