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

R 2,352.90

Inc. VAT

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 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

Compare similar models

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

R 2,352.90

Inc. VAT

Manufacturer P/N

03303249

Part Number

7.021 838

Manufacturer

Lenz-Laborglas

Ø

85 mm

Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 29/32
In stock
Lenz-Laborglas Round Bottom Flask Three Neck, Side Necks Parallel C Neck NS 29/32, Side Neck NS 29/32

R 2,352.90

Inc. VAT

Manufacturer P/N

03304470

Part Number

9.011 942

Manufacturer

Lenz-Laborglas

Ø

131 mm

Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 29/32
In stock
Lenz-Laborglas Round-Bottom Flasks, Three-Neck, NS 29/32

R 2,074.60

Inc. VAT

Manufacturer P/N

03304458

Part Number

9.011 939

Manufacturer

Lenz-Laborglas

Ø

105 mm

Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 29/32
In stock
Lenz-Laborglas Round-Bottom Flasks, Three-Neck, Side Necks Parallel, C. Neck NS 29/32, Side Necks NS 29/32, Ø 85 mm

R 1,796.30

Inc. VAT

Manufacturer P/N

03304449

Part Number

9.011 936

Manufacturer

Lenz-Laborglas

Ø

85 mm

Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 29/32
Available soon
Lenz-Laborglas Round-Bottom Flasks, Three-Neck, Side Necks Parallel, C. Neck NS 29/32, Side Neck NS 29/32, Ø 185 mm

R 6,097.30

Inc. VAT

Manufacturer P/N

03304476

Part Number

6.203 569

Manufacturer

Lenz-Laborglas

Ø

185 mm

Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 24/29 Side Neck NS 19/26
Available soon
Lenz-Laborglas Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 24/29, Side Neck NS 19/26

R 1,872.20

Inc. VAT

Manufacturer P/N

03303237

Part Number

6.205 694

Manufacturer

Lenz-Laborglas

Ø

64 mm

Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 29/32
Available soon
Lenz-Laborglas Round-Bottom Flasks, Three-Neck, Side Necks Parallel, C. Neck NS 29/32, Side Neck NS 29/32, Ø 223 mm

R 9,588.70

Inc. VAT

Manufacturer P/N

03304482

Part Number

6.306 286

Manufacturer

Lenz-Laborglas

Ø

223 mm

Round-bottom Flask 500 ml Three-neck, Side Necks parallel, Center Neck NS 24/29, Side Necks NS 19/26
Available soon
Lenz-Laborglas Round-bottom Flask 500 ml Three-neck, Side Necks Parallel, Center Neck NS 24/29, Side Necks NS 19/26

R 2,681.80

Inc. VAT

Manufacturer P/N

03303258

Part Number

7.021 840

Manufacturer

Lenz-Laborglas

Ø

105 mm

Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 29/32
Available soon
Lenz-Laborglas Round-bottom Flask Three-neck, Side Necks Parallel, Center Neck NS 29/32, Side Necks NS 29/32

R 7,691.20

Inc. VAT

Manufacturer P/N

03304479

Part Number

7.200 347

Manufacturer

Lenz-Laborglas

Ø

207 mm

Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 14/23
Available soon
Lenz-Laborglas Round-Bottom Flasks, Three-Neck, Side Necks Parallel, C. Neck NS 29/32, Side Neck NS 14/23

R 1,113.20

Inc. VAT

Manufacturer P/N

03304137

Part Number

9.011 933

Manufacturer

Lenz-Laborglas

Ø

64 mm

Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 29/32
Available soon
Lenz-Laborglas Round-Bottom Flasks, Three-Neck, Side Necks Parallel, C. Neck NS 29/32, Side Neck NS 29/32, Ø 166 mm

R 3,314.30

Inc. VAT

Manufacturer P/N

03304473

Part Number

9.011 946

Manufacturer

Lenz-Laborglas

Ø

166 mm

Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 45/40 Side Neck NS 29/32 Cap. ml 250
Available soon
Lenz-Laborglas Round-Bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 45/40, Side Neck NS 29/32, Cap. ml 250

R 12,877.70

Inc. VAT

Manufacturer P/N

03305488

Part Number

9.011 952

Manufacturer

Lenz-Laborglas

Ø

279 mm

Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 19/26
Available soon
Lenz-Laborglas Round-Bottom Flasks, Three-Neck, Side Necks Parallel, C. Neck NS 29/32, Side Neck NS 19/26, Ø 64 mm

R 2,074.60

Inc. VAT

Manufacturer P/N

03304237

Part Number

6.306 275

Manufacturer

Lenz-Laborglas

Ø

64 mm

Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 14/23
Available soon
Lenz-Laborglas Round-Bottom Flasks Three-Neck NS 29/32 NS 14/23, Ø 85 mm

R 1,518.00

Inc. VAT

Manufacturer P/N

03304149

Part Number

9.011 935

Manufacturer

Lenz-Laborglas

Ø

85 mm

Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 19/26
Available soon
Lenz-Laborglas Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 19/26

R 2,707.10

Inc. VAT

Manufacturer P/N

03304258

Part Number

7.019 244

Manufacturer

Lenz-Laborglas

Ø

105 mm

Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 45/40 Side Neck NS 29/32 Cap. ml
Available soon
Lenz-Laborglas Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 45/40 Side Neck NS 29/32 Cap. ml

R 7,514.10

Inc. VAT

Manufacturer P/N

03305485

Part Number

9.011 951

Manufacturer

Lenz-Laborglas

Ø

236 mm

Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 45/40 Side Neck NS 29/32 Cap. ml 1000
Available soon
Lenz-Laborglas Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 45/40 Side Neck NS 29/32 Cap. ml 1000

R 6,223.80

Inc. VAT

Manufacturer P/N

03305479

Part Number

9.011 950

Manufacturer

Lenz-Laborglas

Ø

207 mm

Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 14/23
Available soon
Lenz-Laborglas Round-Bottom Flasks, Three-Neck, Side Necks Parallel, C. Neck NS 29/32, Side Neck NS 14/23, Ø 105 mm

R 1,619.20

Inc. VAT

Manufacturer P/N

03304158

Part Number

9.011 938

Manufacturer

Lenz-Laborglas

Ø

105 mm

Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 19/26
Available soon
Lenz-Laborglas Round-Bottom Flasks, Three-Neck, Side Necks Parallel, C. Neck NS 29/32, Side Necks NS 19/26, Ø 131 mm

R 3,314.30

Inc. VAT

Manufacturer P/N

03304270

Part Number

6.203 572

Manufacturer

Lenz-Laborglas

Ø

131 mm

Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 29/32
Available soon
Lenz-Laborglas Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 29/32

R 9,816.40

Inc. VAT

Manufacturer P/N

03304485

Part Number

6.072 558

Manufacturer

Lenz-Laborglas

Ø

236 mm

Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 14/23
Available soon
Lenz-Laborglas Round-Bottom Flasks Three-Neck NS 29/32 NS 14/23

R 9,436.90

Inc. VAT

Manufacturer P/N

03304185

Part Number

6.803 543

Manufacturer

Lenz-Laborglas

Ø

236 mm

Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 45/40 Side Neck NS 29/32 Cap. ml 100
Available soon
Lenz-Laborglas Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 45/40, Side Neck NS 29/32, Cap. ml 100

R 2,757.70

Inc. VAT

Manufacturer P/N

03305470

Part Number

9.011 943

Manufacturer

Lenz-Laborglas

Ø

131 mm

Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 29/32
Available soon
Lenz-Laborglas Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32, Side Neck NS 29/32

R 3,036.00

Inc. VAT

Manufacturer P/N

03304437

Part Number

6.235 645

Manufacturer

Lenz-Laborglas

Ø

64 mm

Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 45/40 Side Neck NS 29/32 Cap. ml 250
Available soon
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

R 3,592.60

Inc. VAT

Manufacturer P/N

03305473

Part Number

9.011 947

Manufacturer

Lenz-Laborglas

Ø

166 mm

Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 14/23
Available soon
Lenz-Laborglas Round-Bottom Flasks, Three-Neck, Side Necks Parallel, C. Neck NS 29/32, Side Necks NS 14/23, Ø 207 mm

R 7,362.30

Inc. VAT

Manufacturer P/N

03304179

Part Number

6.238 532

Manufacturer

Lenz-Laborglas

Ø

207 mm

Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 14/23
Available soon
Lenz-Laborglas Round-Bottom Flasks, Three-Neck, Side Necks Parallel, C. Neck NS 29/32, Side Necks NS 14/23, Ø 131 mm

R 1,973.40

Inc. VAT

Manufacturer P/N

03304170

Part Number

9.011 941

Manufacturer

Lenz-Laborglas

Ø

131 mm

Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 14/23
Available soon
Lenz-Laborglas Round-Bottom Flasks, Three-Neck, Side Necks Parallel, C. Neck NS 29/32, Side Necks NS 14/23, Ø 166 mm

R 2,985.40

Inc. VAT

Manufacturer P/N

03304173

Part Number

9.011 945

Manufacturer

Lenz-Laborglas

Ø

166 mm

Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 45/40 Side Neck NS 29/32 Cap. ml 5000
Available soon
Lenz-Laborglas Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 45/40 Side Neck NS 29/32 Cap. ml 5000

R 6,780.40

Inc. VAT

Manufacturer P/N

03305482

Part Number

9.011 949

Manufacturer

Lenz-Laborglas

Ø

223 mm

Round-bottom Flasks, Three-neck, Side Necks Parallel, C. Neck NS 29/32 Side Neck NS 19/26
Available soon
Lenz-Laborglas Round-Bottom Flasks Three-Neck NS 29/32 NS 19/26, Ø 166 mm

R 5,060.00

Inc. VAT

Manufacturer P/N

03304273

Part Number

6.203 571

Manufacturer

Lenz-Laborglas

Ø

166 mm

More items to explore

Three-neck round-bottom flasks, side necks angled, DURAN®

ProductNominal capacityMaterialMfr#Part#AvailabilityPrice
Round-bottom Flask 100 ml Three-neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 14/23
Lenz-Laborglas Round Bottom Flask 100 mL Three Neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 14/23
100 mlDURAN® glass033141379.011 953In stockR 1,214.40
Round-bottom Flask 500 ml Three-neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 14/23
Lenz-Laborglas Round Bottom Flask 500 mL Three Neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 14/23
500 mlDURAN® glass033141589.011 958In stockR 1,619.20
Round-bottom Flask 250 ml Three-neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 14/23
Lenz-Laborglas Round-Bottom Flask 250 ml Three-Neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 14/23
250 mlDURAN® glass033141499.011 955In stockR 1,518.00
Round-bottom Flask 500 ml Three-neck, Side Necks Angled, Center Neck NS 29/32 Side Neck NS 29/32
Lenz-Laborglas Round-Bottom Flask, 500 mL, Three-Neck, NS 29/32
500 mlDURAN® glass033144589.011 959In stockR 1,948.10
Round-bottom Flasks, 50ml, Three-neck Side necks angled, C.nech NS 14/23 Side Neck NS 14/23 Cap.
Lenz-Laborglas Round Bottom Flasks, 50 mL Three Neck Side Necks Angled C Neck NS14/23 Side Neck NS14/23 Cap
50 mlDURAN® glass033111286.077 726In stockR 1,796.30
Three-neck round flask 50ml MN NS 19/26 + 2 angular SN NS 14/23
Lenz-Laborglas Three-neck Round Flask, 50 ml, MN NS 19/26 + 2 Angular SN NS 14/23
50 mlDURAN® glass033121286.202 804R 1,012.00
Round-bottom Flasks, Three-neck, Side Necks Angled, C. Neck NS 24/29 Side Neck NS 19/26 Cap. 100 ml
Lenz-Laborglas Round-bottom Flasks, Three-neck, Side Necks Angled, C. Neck NS 24/29, Side Neck NS 19/26, Capacity 100 ml
100 mlDURAN® glass033132376.204 321R 1,872.20
Round-bottom Flask 100 ml Three-neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 19/26
Lenz-Laborglas Round-bottom Flask 100 ml, Three-neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 19/26
100 mlDURAN® glass033142376.204 852R 2,049.30
Round-bottom Flask 100 ml Three-neck, Side Necks Angled, Center Neck NS 29/32 Side Neck NS 29/32
Lenz-Laborglas Round-bottom Flask 100 ml, Three-neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 29/32
100 mlDURAN® glass033144377.019 272R 2,858.90
Round-bottom Flask 250 ml Three-neck, Side Necks Angled, Center Neck NS 29/32 Side Neck NS 29/32
Lenz-Laborglas Round-Bottom Flask 250 ml Three-neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 29/32
250 mlDURAN® glass033144499.011 956R 1,846.90
Round-bottom Flask 250 ml Three-neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 19/26
Lenz-Laborglas Round-Bottom Flask 250 ml Three-neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 19/26
250 mlDURAN® glass033142499.011 957R 1,771.00
Round-bottom Flask 500 ml Three-neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 19/26
Lenz-Laborglas Round-Bottom Flask 500 ml Three-neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 19/26
500 mlDURAN® glass033142589.011 960R 1,998.70
Round-bottom Flask 1000 ml Three-neck, Side Necks Angled, Center Neck NS 29/32 Side Neck NS 29/32
Lenz-Laborglas Round-Bottom Flask 1000 ml Three-neck, Side Necks Angled, Center Neck NS 29/32 Side Neck NS 29/32
1000 mlDURAN® glass033144709.011 962R 2,302.30
Round-bottom Flask 2000 ml Three-neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 14/23
Lenz-Laborglas Round-Bottom Flask 2000 ml Three-neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 14/23
2000 mlDURAN® glass033141739.011 965R 3,111.90
Round-bottom Flask 2000 ml Three-neck, Side Necks Angled, Center Neck NS 29/32 Side Neck NS 29/32
Lenz-Laborglas Round-Bottom Flask 2000 ml Three-neck, Side Necks Angled, Center Neck NS 29/32 Side Neck NS 29/32
2000 mlDURAN® glass033144739.011 966R 3,364.90
Round-bottom Flasks, Three-neck, Side Necks Angled, C. Neck NS 45/40 Side Neck NS 29/32 Cap. ml 2000
Lenz-Laborglas Round-Bottom Flasks, Three-neck, Side Necks Angled, C. Neck NS 45/40 Side Neck NS 29/32 Cap. ml 2000
2000 mlDURAN® glass033154739.011 967R 3,516.70
Round-bottom Flasks, Three-neck, Side Necks Angled, C. Neck NS 45/40 Side Neck NS 29/32 Cap. ml Cap. ml
Lenz-Laborglas Round-Bottom Flasks, Three-neck, Side Necks Angled, C. Neck NS 45/40 Side Neck NS 29/32
4000 mlDURAN® glass033154799.011 968R 6,046.70
Round-bottom Flask 3000 ml Three-neck, Side Necks Angled, Center Neck NS 29/32 Side Neck NS 29/32
Lenz-Laborglas Round-Bottom Flask 3000 ml Three-Neck, Side Necks Angled, Center Neck NS 29/32 Side Neck NS 29/32
3000 mlDURAN® glass033144766.203 014R 7,286.40
Round-bottom Flasks, Three-neck, Side Necks Angled, C. Neck NS 24/29 Side Neck NS 19/26 Cap. ml 100
Lenz-Laborglas Round-bottom Flasks, Three-neck, Side Necks Angled, C. Neck NS 24/29 Side Neck NS 19/26 Capacity 100 ml
250 mlDURAN® glass033132496.204 322R 2,403.50
Round-bottom Flasks, Three-neck, Side Necks Angled, C. Neck NS 45/40 Side Neck NS 29/32 Cap. ml 5000
Lenz-Laborglas Round-bottom Flasks, Three-neck, Side Necks Angled, C. Neck NS 45/40, Side Neck NS 29/32, Capacity 5000 ml
5000 mlDURAN® glass033154829.011 971R 7,286.40
Round-bottom Flasks, Three-neck, Side Necks Angled, C. Neck NS 45/40 Side Neck NS 29/32 Cap. ml 50
Lenz-Laborglas Round-Bottom Flasks, Three-Neck, Side Necks Angled, C. Neck NS 45/40, Side Neck NS 29/32, Capacity 50 ml
6000 mlDURAN® glass033154859.011 969R 8,020.10
Round-bottom Flasks, Three-neck, Side Necks Angled, C. Neck NS 45/40 Side Neck NS 29/32 Cap. ml 1000
Lenz-Laborglas Round-bottom Flasks, Three-neck, Side Necks Angled, C. Neck NS 45/40 Side Neck NS 29/32 Cap. ml 1000
1000 mlDURAN® glass033154709.011 963R 3,896.20
Three-neck round flask 500ml side necks angular CN: NS 24/29, SN: NS 14/23
Lenz-Laborglas Three-neck Round Flask 500 ml, Side Necks Angular, CN: NS 24/29, SN: NS 14/23
500 mlDURAN® glass033131586.257 892R 2,479.40
Round-bottom Flasks, Three-neck, Side Necks Angled, C. Neck NS 45/40 Side Neck NS 29/32 Cap. ml 250
Lenz-Laborglas Round-bottom Flasks, Three-neck, Side Necks Angled, C. Neck NS 45/40 Side Neck NS 29/32 Cap. ml 250
20000 mlDURAN® glass033154946.233 475R 28,943.20
Round-bottom Flasks, Three-neck, Side Necks Angled, C. Neck NS 24/29 Side Neck NS 14/23 Cap. ml
Lenz-Laborglas Round-bottom Flasks, Three-neck, Side Necks Angled, C. Neck NS 24/29 Side Neck NS 14/23 Cap. ml
250 mlDURAN® glass033131496.230 889R 2,201.10
Round-bottom Flask 1000 ml Three-neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 14/23
Lenz-Laborglas Round-bottom Flask 1000 ml Three-neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 14/23
1000 mlDURAN® glass033141709.011 961R 1,998.70
Round-bottom Flask 4000 ml Three-neck, Side Necks Angled, Center Neck NS 29/32 Side Neck NS 29/32
Lenz-Laborglas Round-bottom Flask 4000 ml Three-neck, Side Necks Angled, Center Neck NS 29/32, Side Neck NS 29/32
4000 mlDURAN® glass033144797.615 379R 8,222.50
Round-bottom Flasks, Three-neck, Side Necks Angled, C. Neck NS 45/40 Side Neck NS 29/32 Cap. ml 100
Lenz-Laborglas Round-bottom Flasks, Three-neck, Side Necks Angled, C. Neck NS 45/40, Side Neck NS 29/32, 100 ml
10000 mlDURAN® glass033154889.011 970R 14,041.50
Three-neck round bottom flask 100ml Side necks angled MN: NS 24/29, SN: NS 14/23
Lenz-Laborglas Three-neck Round Bottom Flask 100 ml, Side Necks Angled, MN: NS 24/29, SN: NS 14/23
100 mlDURAN® glass033131376.230 739R 1,720.40
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 768R 3,036.00
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 885R 1,821.60
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 964R 2,327.60
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 401R 7,387.60
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 370R 4,908.20
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 262R 7,387.60
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 548R 1,720.40
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 394R 10,853.70
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 051R 6,603.30
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 435R 18,165.40
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 226R 2,656.50

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.

Insights

Explore
What is a Laboratory Desiccator? Uses, Types and How It Works

1 min read

What is a Laboratory Desiccator? Uses, Types and How It Works

A laboratory desiccator keeps its contents in a dry, low-humidity atmosphere, protecting hygroscopic reagents and moisture-sensitive samples and cooling heated samples for accurate weighing. This guide covers what it is, what it is used for, the main types, the desiccants that go inside, and how it works, with an animated drying cycle and a setup finder.

Read full story
What is a Buchner Funnel? Uses, Setup and How Vacuum Filtration Works

1 min read

What is a Buchner Funnel? Uses, Setup and How Vacuum Filtration Works

The Buchner funnel is the standard tool for fast vacuum filtration across South African labs, from minerals and assay work to SANAS-accredited QC. This guide covers what it is, what it is used for, how to set one up step by step, the main materials, and how vacuum filtration works, with an animated apparatus and a funnel finder.

Read full story
What is a Separating Funnel? Uses and How It Works

1 min read

What is a Separating Funnel? Uses and How It Works

A separating funnel parts two immiscible liquids by density and is central to liquid-liquid extraction, from minerals and assay work to environmental testing and SANAS-accredited QC. This guide walks through what it is, how it works step by step, the pear-shaped and conical types, and how to choose one, with an animated demo and funnel finder.

Read full story

R 2,352.90

Inc. VAT