Representative Image

Lenz-Laborglas Round-bottom Flask 250 ml, Three-neck, Side Necks Parallel, Center Neck NS 24/29, Side Necks NS 19/26

Brand:Lenz-Laborglas

Ø

Ground size centre neck

Ground size side necks

Nominal capacity

Specifications

Compare models
Colour
Clear
Ø
85 mm
Ground size centre neck
NS 24/29
Ground size side necks
NS 19/26
Material
DURAN® glass
No. of necks
3
Nominal capacity
250 ml
UNSPSC
41121804

Alternative in-stock items

SG $205.68

Inc. GST

Available soon

Product description

The Lenz-Laborglas Round-bottom Flask is a high-quality laboratory glassware piece designed for use in chemical reactions and distillation processes. This 250 ml three-neck flask features parallel side necks with a center neck of NS 24/29 and side necks of NS 19/26, allowing for easy connections to other lab equipment. Made from durable borosilicate glass, it provides excellent resistance to thermal shock and chemical corrosion.

Key Features:

  • Brand: Lenz-Laborglas
  • Capacity: 250 ml
  • Neck Configuration: Three-neck, side necks parallel, center neck NS 24/29, side necks NS 19/26
  • Material: Borosilicate glass for superior thermal shock and chemical resistance
  • Applications: Ideal for distillation, mixing, and chemical synthesis in laboratory settings

This Lenz-Laborglas round-bottom flask ensures reliable performance and compatibility with other laboratory equipment, making it a perfect choice for both simple and advanced laboratory procedures.

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 stockSG $5.56
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 stockSG $7.41
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 stockSG $18.53
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 stockSG $27.80
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 stockSG $12.97
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 stockSG $120.44
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 stockSG $50.03
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 stockSG $74.12
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 stockSG $168.62

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 stockSG $75.97
Flask rings,silicone elastomer,for 500 - 2000 ml
Saint-Gobain Flask Rings, Silicone Elastomer, for 500 - 2000 ml
-60 ... 200 °CSilicone rubber1610429.143 036In stockSG $101.92
Flask rings,silicone elastomer,for 2000 - 6000 ml
Saint-Gobain Flask Rings, Silicone Elastomer, for 2000 - 6000 ml
-60 ... 200 °CSilicone rubber1610449.143 037SG $192.71

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100 mlDURAN® glass033131376.230 739SG $148.24
Three-neck round flask 1000ml side necks angular, MN: NS 24/29, SN: NS 19/26
Lenz-Laborglas Three-neck Round Flask 1000 ml, Side Necks Angular, MN: NS 24/29, SN: NS 19/26
1000 mlDURAN® glass033132706.254 768SG $207.54
Three-neck-ruond flask 25ml NS 14/23, side neck angular
Lenz-Laborglas Three Neck Round Flask, 25 mL NS 14/23 Side Neck Angular
25 mlDURAN® glass033111226.232 885SG $157.50
Round-bottom Flask 1000 ml Three-neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 19/26
Lenz-Laborglas Round-bottom Flask 1000 ml Three-neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 19/26
1000 mlDURAN® glass033142709.011 964SG $203.83
Round-bottom Flasks, Three-neck, angled, C Neck NS 45/40 Side Neck NS 29/32 3000ml
Lenz-Laborglas Round-bottom Flasks, Three-neck, angled, C Neck NS 45/40 Side Neck NS 29/32 3000ml
3000 mlDURAN® glass033154766.282 401SG $496.60
Round-bottom Flask 2000 ml Three-neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 19/26
Lenz-Laborglas Round-bottom Flask 2000 ml Three-neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 19/26
2000 mlDURAN® glass033142736.226 370SG $335.39
Round-bottom Flask 4000 ml Three-neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 14/23
Lenz-Laborglas Round-bottom Flask 4000 ml Three-neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 14/23
4000 mlDURAN® glass033141796.259 262SG $496.60
Three-neck round flask 100ml side necks angular CN: NS 14/23, SN: NS 14/23
Lenz-Laborglas Three Neck Round Flask, 100 mL Side Necks Angular CN NS14/23 SN NS14/23
100 mlDURAN® glass033111377.312 548SG $150.09
Round-bottom Flask 5000 ml Three-neck, Side Necks Angled, Center Neck NS 29/32 Side Neck NS 29/32
Lenz-Laborglas Round-bottom Flask 5000 ml, Three-neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 29/32
5000 mlDURAN® glass033144826.226 394SG $728.23
Round-bottom Flask 3000 ml Three-neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 14/23
Lenz-Laborglas Round-bottom Flask 3000 ml Three-neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 14/23
3000 mlDURAN® glass033141766.261 051SG $442.87
Round-bottom Flask 10000 ml Three-neck, Side Necks Angled, Center Neck NS 29/32 Side Neck NS 29/32
Lenz-Laborglas Round-bottom Flask 10000 ml Three-neck, Side Necks Angled, Center Neck NS 29/32 Side Neck NS 29/32
10000 mlDURAN® glass033144886.261 435SG $1,219.27
Round-bottom Flasks, Three-neck, Side Necks Angled, C. Neck NS 24/29 Side Neck NS 19/26 Cap. 500ml
Lenz-Laborglas Round-bottom Flasks, Three-neck, Side Necks Angled, C. Neck NS 24/29 Side Neck NS 19/26 Cap. 500 ml
500 mlDURAN® glass033132586.280 226SG $229.77

Frequently asked questions

It is a high-quality laboratory glassware piece designed for use in chemical reactions and distillation processes. This 250 ml three-neck flask features parallel side necks with a center neck of NS 24/29 and side necks of NS 19/26, allowing for easy connections to other lab equipment. Made from durable borosilicate glass, it provides excellent resistance to thermal shock and chemical corrosion.

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SG $205.68

Inc. GST