Representative Image

Lenz-Laborglas Round Bottom Flask 100 mL Three Neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 14/23

Brand:Lenz-Laborglas

Ø

Ground size centre neck

Ground size side necks

Nominal capacity

Specifications

Compare models
Angle side necks
20
Ø
64 mm
Ground size centre neck
NS 29/32
Ground size side necks
NS 14/23
Material
DURAN® glass
No. of necks
3
Nominal capacity
100 ml
UNSPSC
41121804

₹9,299.58

Inc. GST

Supplier Stock: 47
Delivery: 2-4 weeks

Product description

The Lenz-Laborglas Round Bottom Flask 100 mL Three Neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 14/23 is an essential piece of laboratory glassware for conducting complex chemical processes. Made from premium Duran borosilicate glass, it offers excellent resistance to thermal shock and chemical corrosion. Featuring a three-neck design with one center neck (NS 29/32) and two angled side necks (NS 14/23), this flask is ideal for reactions requiring multiple connections.

Key Features:

  • Brand: Lenz-Laborglas
  • Material: Duran borosilicate glass for exceptional durability and resistance to thermal shock
  • Neck Sizes: NS 29/32 (center neck) and NS 14/23 (side necks) for compatibility with laboratory apparatus
  • Capacity: 100 mL
  • Application: Perfect for chemical reactions, distillations, and experiments requiring multiple connections

This round bottom flask with three necks is a versatile and essential tool for laboratories conducting multi-step chemical reactions and experiments.

Accessories

Flask rings, pressed cork

ProductMaterialExt. ØMfr#Part#AvailabilityPrice
Flask rings,cork,height 30 mm,diam.30/80 mm
BR Solution Cork Flask Ring (Height: 30 mm, Diameter: 30–80 mm)
Cork80 mmKOLBENRING 89.143 003In stock₹523.92
Flask rings,cork,height 30 mm,diam.60/110 mm
BR Solution Cork Flask Support Ring, 30 mm Height, 60–110 mm Diameter
Cork110 mmKOLBENRING 119.143 006In stock₹654.90
Flask rings,cork,height 30 mm,diam.120/170 mm
BR Solution Cork Flask Ring 30 mm Height, 120–170 mm Diameter
Cork170 mmKOLBENRING 179.143 012In stock₹1,571.76
Flask rings,cork,height 30 mm,diam.150/210 mm
BR Solution Flask Ring with Cork Height 30 mm, Diameter 150-210 mm
Cork210 mmKOLBENRING 219.143 015In stock₹2,488.62
Flask rings,cork,height 30 mm,diam.90/140 mm
BR Solution Flask Ring Cork Height 30mm, Diameter 90-140mm
Cork140 mmKOLBENRING 149.143 009In stock₹1,178.82
Flask rings,cork,height 30 mm,diam.90/140 mm pack of 10
BR Solution Flask Ring Cork, Height 30mm, Diameter 90-140mm, Pack of 10
Cork140 mmKOLBENRING 14.VE4.667 533In stock₹10,740.36
Flask rings,cork,height 30 mm,diam.30/80 mm pack of 10
BR Solution Flask Ring Cork Height 30 mm, Diameter 30/80 mm, Pack of 10
Cork80 mmKOLBENRING 8.VE4.667 531In stock₹4,453.32
Flask rings,cork,height 30 mm,diam.60/110 mm pack of 10
BR Solution Flask Ring (Cork Height 30mm, Diameter 60/110mm) - Pack of 10
Cork110 mmKOLBENRING 11.VE4.667 532In stock₹6,549.00
Flask rings,cork,height 30 mm,diam.120/170 mm pack of 10
BR Solution Flask Ring Cork (Height 30mm, Diameter 120/170mm, Pack of 10)
Cork170 mmKOLBENRING 17.VE4.667 534In stock₹14,931.72

Flask support rings, "BiBase", silicone elastomer

ProductTemperature resistanceMaterialMfr#Part#AvailabilityPrice
Flask rings,silicone elastomer,for 50 - 500 ml
Saint-Gobain Flask Rings, Silicone Elastomer, for 50 - 500 ml
-60 ... 200 °CSilicone rubber1610409.143 035In stock₹6,810.96
Flask rings,silicone elastomer,for 500 - 2000 ml
Saint-Gobain Flask Rings, Silicone Elastomer, for 500 - 2000 ml
-60 ... 200 °CSilicone rubber1610429.143 036In stock₹9,037.62
Flask rings,silicone elastomer,for 2000 - 6000 ml
Saint-Gobain Flask Rings, Silicone Elastomer, for 2000 - 6000 ml
-60 ... 200 °CSilicone rubber1610449.143 037₹17,027.40

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Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 14/23
Lenz-Laborglas Round-Bottom Flasks Three-Neck NS 29/32 NS 14/23, Ø 85 mm
250 mlDURAN® glass033041499.011 935₹11,657.22
Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 19/26
Lenz-Laborglas Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 19/26
500 mlDURAN® glass033042587.019 244₹20,956.80
Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 45/40 Side Neck NS 29/32 Cap. ml
Lenz-Laborglas Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 45/40 Side Neck NS 29/32 Cap. ml
6000 mlDURAN® glass033054859.011 951₹59,857.86
Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 45/40 Side Neck NS 29/32 Cap. ml 1000
Lenz-Laborglas Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 45/40 Side Neck NS 29/32 Cap. ml 1000
4000 mlDURAN® glass033054799.011 950₹49,641.42
Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 14/23
Lenz-Laborglas Round-Bottom Flasks, Three-Neck, Side Necks Parallel, C. Neck NS 29/32, Side Neck NS 14/23, Ø 105 mm
500 mlDURAN® glass033041589.011 938₹12,443.10
Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 19/26
Lenz-Laborglas Round-Bottom Flasks, Three-Neck, Side Necks Parallel, C. Neck NS 29/32, Side Necks NS 19/26, Ø 131 mm
1000 mlDURAN® glass033042706.203 572₹21,873.66
Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 29/32
Lenz-Laborglas Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 29/32
6000 mlDURAN® glass033044856.072 558₹78,195.06
Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 14/23
Lenz-Laborglas Round-Bottom Flasks Three-Neck NS 29/32 NS 14/23
6000 mlDURAN® glass033041856.803 543₹75,051.54
Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 45/40 Side Neck NS 29/32 Cap. ml 100
Lenz-Laborglas Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 45/40, Side Neck NS 29/32, Cap. ml 100
1000 mlDURAN® glass033054709.011 943₹18,206.22
Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 29/32
Lenz-Laborglas Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32, Side Neck NS 29/32
100 mlDURAN® glass033044376.235 645₹20,170.92
Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 45/40 Side Neck NS 29/32 Cap. ml 250
Lenz-Laborglas Round-Bottom Flasks, Three-Neck, Side Necks Parallel, C. Neck NS 45/40, Side Necks NS 29/32, Capacity 250 mL, Ø 166 mm
2000 mlDURAN® glass033054739.011 947₹23,707.38
Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 14/23
Lenz-Laborglas Round-Bottom Flasks, Three-Neck, Side Necks Parallel, C. Neck NS 29/32, Side Necks NS 14/23, Ø 207 mm
4000 mlDURAN® glass033041796.238 532₹58,548.06
Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 14/23
Lenz-Laborglas Round-Bottom Flasks, Three-Neck, Side Necks Parallel, C. Neck NS 29/32, Side Necks NS 14/23, Ø 131 mm
1000 mlDURAN® glass033041709.011 941₹15,062.70
Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 14/23
Lenz-Laborglas Round-Bottom Flasks, Three-Neck, Side Necks Parallel, C. Neck NS 29/32, Side Necks NS 14/23, Ø 166 mm
2000 mlDURAN® glass033041739.011 945₹19,777.98
Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 45/40 Side Neck NS 29/32 Cap. ml 5000
Lenz-Laborglas Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 45/40 Side Neck NS 29/32 Cap. ml 5000
5000 mlDURAN® glass033054829.011 949₹53,832.78
Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 19/26
Lenz-Laborglas Round-Bottom Flasks Three-Neck NS 29/32 NS 19/26, Ø 166 mm
2000 mlDURAN® glass033042736.203 571₹33,530.88

Frequently asked questions

It is an essential piece of laboratory glassware for conducting complex chemical processes. Made from premium Duran borosilicate glass, it offers excellent resistance to thermal shock and chemical corrosion. Featuring a three-neck design with one center neck (NS 29/32) and two angled side necks (NS 14/23), this flask is ideal for reactions requiring multiple connections.

Insights

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Cleaning Lab Glassware: Removing Stubborn Residue

Cleaning laboratory glassware properly is essential for accurate, safe, and repeatable lab work. This guide explains how to remove stubborn residue from beakers, flasks, bottles, volumetric glassware, and other lab glassware, including grease, dried salts, biological residue, stains, and burnt deposits. It also covers safe cleaning methods, common mistakes, drying and storage tips, and when damaged glassware should be replaced.

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How to Calibrate Your Pipettes to ISO 8655 Standards

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How to Calibrate Your Pipettes to ISO 8655 Standards

Pipette calibration helps laboratories confirm that liquid handling results remain accurate, repeatable, and traceable. This guide explains how pipettes are calibrated to ISO 8655 standards, including gravimetric testing, environmental control, correct tip selection, volume testing, calibration records, and common mistakes to avoid. It also covers when to use in-house calibration and when an external calibration service may be more suitable.

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Molarity and Dilution Calculator

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Molarity and Dilution Calculator

A free molarity and dilution calculator covering four essential lab calculations: C1V1=C2V2 dilution (solve for any unknown), molarity from mass, mass from molarity, and serial dilution table generation. Includes worked examples, a concentration units guide and step-by-step preparation instructions for every result.

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Buffer Preparation Calculator

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Buffer Preparation Calculator

Free online buffer preparation calculator. Select your buffer system, enter target pH, concentration and volume, and get an exact lab-ready recipe with reagent masses and step-by-step instructions. Covers PBS, Tris-HCl, sodium phosphate, acetate, HEPES, MOPS and more.

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₹9,299.58

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