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 65 - 96 of 1410 results

Thread tube GL18 with cone NS 29/32 with cap and sealing, Duran®-tube
In stock
Lenz-Laborglas Thread Tube GL 18, with Cone NS 29/32, with Cap and Sealing (DURAN Tube)

₹7,727.82

Inc. GST

Part7.020 352
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Thread tube GL14 with cone NS 29/32 with cap and sealing, Duran®-tube
In stock
Lenz-Laborglas Thread Tube GL14 with Cone NS 29/32 with Cap and Sealing, Duran-Tube

₹8,120.76

Inc. GST

Part6.255 923
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Thread tube GL18 with cone NS 14/23 with cap and sealing, Duran®-tube
In stock
Lenz-Laborglas Thread Tube GL 18, with Cone NS 14/23, with Cap and Sealing (DURAN Tube)

₹6,025.08

Inc. GST

Part6.229 590
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Funnels, Plain, O.D.mm 100
In stock
Lenz-Laborglas Funnels, Plain, O.D. mm 100

₹2,357.64

Inc. GST

Part6.230 045
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Mfr
Round-bottom Flasks with Conical Joint, Amber, Cap. ml 250 Socket NS 29/32
In stock
Lenz-Laborglas Round-bottom Flasks With Conical Joint, Amber, Capacity 250 ml, Socket NS 29/32

₹18,599.16

Inc. GST

Part9.011 828
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Screwthread Tubes with NS Cone, GL 14 Cone NS 14/23
In stock
Lenz-Laborglas & Co. KG Screwthread Tubes, with NS Cone GL 14 (NS 14/23)

₹2,226.66

Inc. GST

Part9.209 514
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Screwthread Tubes with NS Cone, GL 14 Cone NS 29/32
In stock
Lenz-Laborglas & Co. KG Screwthread Tubes, with NS Cone GL 14 (NS 29/32)

₹3,274.50

Inc. GST

Part9.209 517
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Screwthread Tubes with NS Cone, GL 18 Cone NS 29/32
In stock
Lenz-Laborglas Screwthread Tubes with NS Cone, GL 18, Cone NS 29/32

₹2,750.58

Inc. GST

Part9.209 529
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Screwthread Tubes with NS Cone, GL 18 Cone NS 14/23
In stock
Lenz-Laborglas Screwthread Tube, with NS Cone GL 18 Cone NS 14/23

₹2,357.64

Inc. GST

Part9.209 518
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Weighing Bottles with NS Cap, Tall Form, H. mm 35 NS 50/12
In stock
Lenz-Laborglas Weighing Bottles with NS Cap, Tall Form, H. mm 35 NS 50/12

₹9,430.56

Inc. GST

Part6.206 112
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Test Tubes, Round Bottom with NS, Socket NS 24/29
In stock
Lenz-Laborglas Round Bottom Test Tube NS 24/29 Ø 28 mm × 150 mm (DURAN® Tubing, No Stopper)

₹3,405.48

Inc. GST

Part9.316 058
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Receiving flasks , Cap. ml 1000 Socket S 35
In stock
Lenz-Laborglas Receiving Flasks, Cap. ml 1000, Socket S 35

₹13,228.98

Inc. GST

Part9.196 254
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Receiving flasks , Cap. ml 2000 Socket S 35
In stock
Lenz-Laborglas Receiving Flasks, Capacity 2000 ml Socket S 35

₹19,385.04

Inc. GST

Part9.196 263
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Separating funnel 100 ml acc. to Squibb borosilicate glass 3.3, ungraduated, PTFE plug, NS 19/26, with NS-PE stopper
In stock
Lenz-Laborglas 100 mL Squibb Separating Funnel (Borosilicate Glass 3.3, PTFE Plug, NS 19/26, PE Stopper)

₹11,264.28

Inc. GST

Part9.203 323
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Separating funnel 250 ml acc. to Squibb borosilicate glass 3.3, graduated, PTFE plug, NS 29/32, with NS-PE stopper
In stock
Lenz-Laborglas 250 mL Graduated Squibb Separating Funnel (Borosilicate Glass 3.3, PTFE Plug, NS 29/32, PE Stopper)

₹14,407.80

Inc. GST

Part9.203 375
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Separating funnel 2000 ml, Squibb borosilicate glass 3.3, graduated, PTFE plug, NS 29/32, with NS-PE stopper
In stock
Lenz-Laborglas Separating Funnel 2000 ml, Squibb, Borosilicate Glass 3.3, Graduated, PTFE Plug, NS 29/32, with NS-PE Stopper

₹23,969.34

Inc. GST

Part9.203 378
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Multiple Adapters, 2 Necks , Socket NS 29/32 Cone NS 29/32
In stock
Lenz-Laborglas & Co. KG Multiple Adapters 2 Necks, Socket NS 29/32, Cone NS 29/32

₹10,216.44

Inc. GST

Part9.012 123
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Mfr
Dropping Funnels, Cylindrical, with Pressure Equalizing Tube , Cap. ml 100 Socket/Cone NS 29/32
In stock
Lenz-Laborglas Dropping Funnels, Cylindrical, with Pressure Equalizing Tube, Capacity 100 ml Socket/Cone NS 29/32

₹18,730.14

Inc. GST

Part9.012 768
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Mfr
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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Mfr
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

Inc. GST

Part9.196 036
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Mfr
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

Inc. GST

Part9.196 054
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Mfr
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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Mfr
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

Inc. GST

Part6.202 040
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Mfr
Dropping Funnels, Cylindrical, with Pressure Equalizing Tube , Cap. ml 500 Socket/Cone NS 29/32
In stock
Lenz-Laborglas Dropping Funnels, Cylindrical, with Pressure Equalizing Tube, Cap. ml 500, Socket/Cone NS 29/32

₹21,349.74

Inc. GST

Part9.012 770
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Mfr
Dropping Funnels, Cylindrical, with Pressure Equalizing Tube , Cap. ml 100 Socket/Cone NS 14/23
In stock
Lenz-Laborglas Dropping Funnels, Cylindrical, With Pressure Equalizing Tube, Capacity 100 ml, Socket/Cone NS 14/23

₹18,468.18

Inc. GST

Part9.012 756
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Mfr
Dropping Funnels, Cylindrical , Cap. ml 50 Socket/Cone NS 29/32
In stock
Lenz-Laborglas Dropping Funnels, Cylindrical, Capacity 50 mL, Socket/Cone NS 29/32

₹14,538.78

Inc. GST

Part9.012 742
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Mfr
Dropping funnel 50 ml, NS 14/23 cyl. graduated, glass tap, w/o pressure balance
In stock
Lenz-Laborglas Dropping Funnel, 50 mL NS 14/23 Graduated Glass Tap, Without Pressure Balance

₹14,538.78

Inc. GST

Part6.252 455
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Mfr
Dropping Funnels, Cylindrical , Cap. ml 25 Socket/Cone NS 14/23 Cap. 3000
In stock
Lenz-Laborglas Dropping Funnels, Cylindrical, Capacity 25 ml, Socket/Cone NS 14/23, Flask Capacity 3000 ml

₹14,538.78

Inc. GST

Part9.012 731
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Mfr
Dropping Funnels, Cylindrical , Cap. ml 1000 Socket/Cone NS 29/32 Cap. 4000
In stock
Lenz-Laborglas Dropping Funnel, Cylindrical, 1000 mL, Socket/Cone NS 29/32, Flask Capacity 4000 mL, with Retaining Device

₹24,493.26

Inc. GST

Part9.012 746
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Mfr
Dropping Funnels, Cylindrical , Cap. ml 100 Socket/Cone NS 14/23 Cap.
In stock
Lenz-Laborglas Dropping Funnel, Cylindrical, Capacity 100 mL, Socket/Cone NS 14/23,Capacity,with Retaining Device

₹15,979.56

Inc. GST

Part6.401 645
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Mfr
Round-bottom Flasks, Two-neck, Side Neck Angled, C. Neck NS 29/32 Side Neck NS 14/23
In stock
Lenz-Laborglas Round Bottom Flask with Two Neck, Side Neck Angled C-Neck NS 29/32, Side Neck NS 14/23

₹8,251.74

Inc. GST

Part9.011 906
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Mfr
Round-bottom Flasks, Two-neck, Side Neck Angled, C. Neck NS 29/32 Side Neck NS 29/32
In stock
Lenz-Laborglas Round-Bottom Flasks, Two-Neck, NS 29/32

₹14,276.82

Inc. GST

Part9.011 920
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Mfr

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.