Representative Image

Lenz-Laborglas Round-bottom Flasks, Two-neck, Side Neck Angled, C. Neck NS 29/32 Side Neck NS 19/26

Brand:Lenz-Laborglas

Ø

Ground size centre neck

Ground size side necks

Nominal capacity

Specifications

Compare models
HS Code #
70172000
Angle side necks
20°
Ø
131 mm
Ground size centre neck
NS 29/32
Ground size side necks
NS 19/26
Material
DURAN® glass
No. of necks
2
Nominal capacity
1000 ml
Standard
DIN 12394
UNSPSC
41121804

Alternative in-stock items

R 2,352.90

Inc. VAT

Available soon

Product description

The Lenz-Laborglas Two-neck Round-bottom Flask is designed for advanced laboratory setups requiring multi-port access. Featuring a central neck with socket size NS 29/32 and an angled side neck with NS 19/26, this flask is crafted from durable borosilicate glass to provide excellent resistance to thermal shock and chemical corrosion. The angled design of the side neck allows convenient access and better configuration with condensers, Thermometers, or addition funnels.

Key Features:

  • Brand: Lenz-Laborglas
  • Material: High-quality borosilicate glass for thermal and chemical durability
  • Neck Configuration: Central Neck NS 29/32, Angled Side Neck NS 19/26
  • Design: Round-bottom for uniform heat distribution
  • Application: Ideal for distillation, reflux, and multi-component reactions

The Lenz-Laborglas Two-neck Round-bottom Flask is an essential for complex chemical processes, offering versatility and reliable performance in any lab environment.

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 stockR 75.90
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 stockR 101.20
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 stockR 202.40
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 stockR 328.90
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 stockR 151.80
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 stockR 1,391.50
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 stockR 581.90
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 stockR 860.20
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 stockR 1,948.10

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 stockR 885.50
Flask rings,silicone elastomer,for 500 - 2000 ml
Saint-Gobain Flask Rings, Silicone Elastomer, for 500 - 2000 ml
-60 ... 200 °CSilicone rubber1610429.143 036In stockR 1,189.10
Flask rings,silicone elastomer,for 2000 - 6000 ml
Saint-Gobain Flask Rings, Silicone Elastomer, for 2000 - 6000 ml
-60 ... 200 °CSilicone rubber1610449.143 037R 2,226.40

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Frequently asked questions

It is designed for advanced laboratory setups requiring multi-port access. Featuring a central neck with socket size NS 29/32 and an angled side neck with NS 19/26, this flask is crafted from durable borosilicate glass to provide excellent resistance to thermal shock and chemical corrosion. The angled design of the side neck allows convenient access and better configuration with condensers, Thermometers, or addition funnels.

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