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Laboratory Flasks

High-Quality Laboratory Flasks for Diverse Applications

Equip your laboratory with our comprehensive selection of Laboratory Flasks, precision-engineered to support a wide range of scientific and industrial processes. From routine mixing to advanced cell culture and chemical synthesis, our collection features high-durability glassware and specialized plasticware from industry-leading manufacturers.

Specialized Flask Types in This Collection

We carry trusted industry brands including Corning Pyrex, Chemglass, VWR, and Thermo Scientific, ensuring your facility has access to borosilicate glass and high-purity polymers that meet the highest laboratory standards.

Filters

Corning Pyrex Filter Flask Heavy Wall with Sidearm Hose Barb Glassware Corning Save 56% Save %

Corning Pyrex Filter Flask Heavy Wall with Sidearm Hose Barb

Corning
$214.00
$214.00 - $214.00
$214.00
$95.00
$95.00 - $95.00
$95.00
Only 1 left!

The Corning 5340-2L Pyrex Filter Flask is a 2000 mL (2 Liter) capacity flask specifically designed for vacuum filtration applications in a laborato...

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$214.00
$214.00 - $214.00
$214.00
$95.00
$95.00 - $95.00
$95.00
Save 56% Save %
PYREX 500 ml Heavy Wall Filtering Flask with Sidearm Tubulation - Lot of 3 Flasks Lab Flasks Corning Save 46% Save %

PYREX 500 ml Heavy Wall Filtering Flask with Sidearm Tubulation - Lot of 3 Flasks

Corning
$175.00
$175.00 - $175.00
$175.00
$95.00
$95.00 - $95.00
$95.00
Only 1 left!

Heavy-Duty Vacuum Filtration for Safe and Efficient Separations Upgrade your laboratory's filtration capabilities with this reliable set of three (...

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$175.00
$175.00 - $175.00
$175.00
$95.00
$95.00 - $95.00
$95.00
Save 46% Save %
PYREX 2000 ml Narrow Rim Heavy Duty Rim Erlenmeyer Flasks with No. 10 Stoppers and Stir Bars (Lot of 2) Lab Flasks Corning Save 26% Save %

PYREX 2000 ml Narrow Rim Heavy Duty Rim Erlenmeyer Flasks with No. 10 Stoppers and Stir Bars (Lot of 2)

Corning
$96.00
$96.00 - $96.00
$96.00
$71.25
$71.25 - $71.25
$71.25
Only 1 left!

High-Capacity Mixing and Culturing with Legendary Pyrex Durability Scale up your laboratory's liquid handling capabilities with this complete set ...

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$96.00
$96.00 - $96.00
$96.00
$71.25
$71.25 - $71.25
$71.25
Save 26% Save %
Assorted PYREX, VWR, KIMAX and EXAX Volumetric Flasks Class A 100 ml - Total of 7 Flasks Lab Flasks PYREX
Save 58% Save %

Assorted PYREX, VWR, KIMAX and EXAX Volumetric Flasks Class A 100 ml - Total of 7 Flasks

PYREX
$450.00
$450.00 - $450.00
$450.00
$190.00
$190.00 - $190.00
$190.00
Only 1 left!

Certified Class A Precision for Analytical Dilutions and Standard Solutions Ensure the highest level of accuracy in your analytical workflows with...

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$450.00
$450.00 - $450.00
$450.00
$190.00
$190.00 - $190.00
$190.00
Save 58% Save %
Corning PYREX Determination Flask Only 125 ml Lot of 2 Flasks Glassware Corning
Save 29% Save %

Corning PYREX Determination Flask 125 ml Lot of 2 Flasks

Corning
$101.00
$101.00 - $101.00
$101.00
$71.25
$71.25 - $71.25
$71.25
Only 1 left!

The Corning 5400-125 PYREX Determination Flask is a 125 ml capacity flask specifically designed for various analytical determinations, particularly...

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$101.00
$101.00 - $101.00
$101.00
$71.25
$71.25 - $71.25
$71.25
Save 29% Save %
Pyrex 50 ml Heavy Wall Pear Shaped Boiling Glass 14/20 Standard Taper Joint Set of 9 Glassware PYREX
Save 10% Save %

Pyrex 50 ml Heavy Wall Pear Shaped Boiling Glass 14/20 Standard Taper Joint Set of 9

PYREX
$100.00
$100.00 - $100.00
$100.00
$90.00
$90.00 - $90.00
$90.00
Only 1 left!

Pyrex 4315-50 50 ml Heavy Wall Pear Shaped Boiling Glass 14/20 Standard Taper Joint Set of 9. This set includes nine Pyrex 4315-50 Heavy Wall Pear ...

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$100.00
$100.00 - $100.00
$100.00
$90.00
$90.00 - $90.00
$90.00
Save 10% Save %
Corning 50 ml Micro Filtering Flask with Sidearm Hose Barb - Lot of 6 Flasks Glassware Corning
Save 48% Save %

Corning 50 ml Micro Filtering Flask with Sidearm Hose Barb - Lot of 6 Flasks

Corning
$184.00
$184.00 - $184.00
$184.00
$95.00
$95.00 - $95.00
$95.00
2 in stock

The Corning PYREX 5360-50 Micro Filtering Flask is a set of six small-capacity laboratory flasks designed for simple vacuum filtration and aspirati...

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$184.00
$184.00 - $184.00
$184.00
$95.00
$95.00 - $95.00
$95.00
Save 48% Save %
PYREX 50 ml Round Bottom Short Neck Boiling Flask 19/38 Outer Joint - Lot of 3 Flasks Glassware Corning
Save 75% Save %

PYREX 50 ml Round Bottom Short Neck Boiling Flask 19/38 Outer Joint - Lot of 3 Flasks

Corning
$187.50
$187.50 - $187.50
$187.50
$47.50
$47.50 - $47.50
$47.50
Only 1 left!

The Gold Standard for Durability and Uniform Heating Equip your lab with this set of three (3) PYREX 5320-50 Round Bottom Boiling Flasks. Known wor...

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$187.50
$187.50 - $187.50
$187.50
$47.50
$47.50 - $47.50
$47.50
Save 75% Save %
Assorted PYREX and Aldrich 50 ml Single Neck Round Bottom Flask 24/40 Standard Taper Outer Joint- Lot of 4 Flasks Glassware PYREX
Save 74% Save %

Assorted PYREX and Aldrich 50 ml Single Neck Round Bottom Flask 24/40 Standard Taper Outer Joint- Lot of 4 Flasks

PYREX
$180.00
$180.00 - $180.00
$180.00
$47.50
$47.50 - $47.50
$47.50
Only 1 left!

Trusted Brands for Essential Small-Scale Evaporation and Synthesis Bolster your glassware inventory with this assorted set of four (4) 50 mL Single...

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$180.00
$180.00 - $180.00
$180.00
$47.50
$47.50 - $47.50
$47.50
Save 74% Save %
VWR Pyrex Volumetric Flask 100 ml Class A Lot of 10 Flasks Glassware Corning
Save 68% Save %

VWR Pyrex Volumetric Flask 100 ml Class A Lot of 10 Flasks

Corning
$450.00
$450.00 - $450.00
$450.00
$142.00
$142.00 - $142.00
$142.00
Only 1 left!

The VWR 5640-100 Pyrex Volumetric Flask is a precision laboratory instrument designed for preparing solutions of a specific, known concentration. T...

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$450.00
$450.00 - $450.00
$450.00
$142.00
$142.00 - $142.00
$142.00
Save 68% Save %
Corning Pyrex Round Bottom Flask Vertical 3 Neck Heavy Wall 5L CN 45/50 SN 24/40 Glassware Corning

Corning Pyrex Round Bottom Flask Vertical 3 Neck Heavy Wall 5 L CN 45/50 SN 24/40

Corning
$475.00 - $475.00
$475.00
$500.00
$500.00 - $500.00
$500.00
Only 1 left!

Corning Pyrex CLS49605L Round Bottom Flask Vertical 3 Neck Heavy Wall 5L CN 45/50 SN 24/40. The Corning Pyrex CLS49605L Round Bottom Flask is a hig...

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$475.00 - $475.00
$475.00
$500.00
$500.00 - $500.00
$500.00
Corning Pyrex 125 ml Filtering Flask with Sidearm Set of 6 Glassware Corning
Save 5% Save %

Corning Pyrex 125 ml Filtering Flask with Sidearm Set of 6

Corning
$80.00
$80.00 - $80.00
$80.00
$76.00
$76.00 - $76.00
$76.00
3 in stock

Corning Pyrex 5360-125 125 ml Filtering Flask with Sidearm Set of 6. This set features six Corning Pyrex filtering flasks, each with a 125 ml capac...

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$80.00
$80.00 - $80.00
$80.00
$76.00
$76.00 - $76.00
$76.00
Save 5% Save %
Corning 250 ml Filtering Flask Heavy Wall with Sidearm Set of 6 Glassware Corning
Save 5% Save %

Corning 250 ml Filtering Flask Heavy Wall with Sidearm Set of 6

Corning
$100.00
$100.00 - $100.00
$100.00
$95.00
$95.00 - $95.00
$95.00
2 in stock

Corning 5340-250 250 ml Filtering Flask Heavy Wall with Sidearm Set of 6. This set features six Corning Pyrex heavy wall filtering flasks, each wit...

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$100.00
$100.00 - $100.00
$100.00
$95.00
$95.00 - $95.00
$95.00
Save 5% Save %
Pyrex Round Bottom Flask 5000 ml with 45/50 Joint Glassware PYREX
Save 25% Save %

Pyrex Round Bottom Flask 5000 ml with 45/50 Joint

PYREX
$255.00
$255.00 - $255.00
$255.00
$190.00
$190.00 - $190.00
$190.00
Only 1 left!

The Pyrex 4320-5L Round Bottom Flask with a substantial volume capacity of 5000 mL (5 Liters), featuring a 45/50 standard taper joint. This flask i...

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$255.00
$255.00 - $255.00
$255.00
$190.00
$190.00 - $190.00
$190.00
Save 25% Save %
Corning Pyrex Vista Volumetric Flask 50 ml Class A Total of 4 Flasks Lab Flasks Corning
Save 17% Save %

Corning Pyrex Vista Volumetric Flask 50 ml Class A Total of 4 Flasks

Corning
$232.00
$232.00 - $232.00
$232.00
$193.33
$193.33 - $193.33
$193.33
Only 1 left!

The Corning 70640-50 Pyrex Vista Volumetric Flask 50 ml Class A is a high-precision volumetric flask, ideal for precise volume measurements, featur...

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$232.00
$232.00 - $232.00
$232.00
$193.33
$193.33 - $193.33
$193.33
Save 17% Save %
Corning Coated Filtering Flask 2 L Heavy Wall with Sidearm Hose Barb Lab Consumables::Tubes, Vials, and Flasks Corning
Save 16% Save %

Corning Coated Filtering Flask 2 L Heavy Wall with Sidearm Hose Barb

Corning
$125.00
$125.00 - $125.00
$125.00
$104.50
$104.50 - $104.50
$104.50
Only 1 left!

The Corning 65340-2L is a 2 liter heavy-walled filtering flask designed to tackle your research laboratory's filtration tasks. This large capacity ...

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$125.00
$125.00 - $125.00
$125.00
$104.50
$104.50 - $104.50
$104.50
Save 16% Save %
Corning Volumetric Flask 10 ml with Glass Taper Stopper Total of 9 Flasks Glassware Corning
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Corning Volumetric Flask 10 ml with Glass Taper Stopper Total of 12 Flasks

Corning
$229.00
$229.00 - $229.00
$229.00
$191.19
$191.19 - $191.19
$191.19
2 in stock

The Corning 5640-10 is a 10 milliliter Class A volumetric flask ideal for precise liquid measurement. Made from durable PYREX® borosilicate glass, ...

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$229.00
$229.00 - $229.00
$229.00
$191.19
$191.19 - $191.19
$191.19
Save 17% Save %
Corning Filtering Flask 250 ml with Replaceable Tubulation Total of 2 Flasks Glassware Corning
Save 5% Save %

Corning Filtering Flask 250 ml with Replaceable Tubulation Total of 2 Flasks

Corning
$40.00
$40.00 - $40.00
$40.00
$38.00
$38.00 - $38.00
$38.00
Only 1 left!

The Corning 5341-250 flasks (pack of 2) are ideal for safe and efficient vacuum filtration in your lab. Each 250 ml heavy-wall flask features a bui...

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$40.00
$40.00 - $40.00
$40.00
$38.00
$38.00 - $38.00
$38.00
Save 5% Save %
Corning Volumetric Flask 25 ml with Glass Taper Stopper Total of 12 Flasks Glassware Corning
Save 17% Save %

Corning Volumetric Flask 25 ml with Glass Taper Stopper Total of 12 Flasks

Corning
$317.00
$317.00 - $317.00
$317.00
$264.39
$264.39 - $264.39
$264.39
Only 1 left!

Ensure reliable volume preparation in your lab with the Corning 5641-25 Volumetric Flasks (bulk pack of 12). These flasks are Class B, designed for...

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$317.00
$317.00 - $317.00
$317.00
$264.39
$264.39 - $264.39
$264.39
Save 17% Save %
Volumetric Flask 5 ml Class A Set of 3 Volumetric Flasks Lab Consumables::Tubes, Vials, and Flasks Corning
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Volumetric Flask 5 ml Class A Set of 3 Volumetric Flasks

Corning
$113.00
$113.00 - $113.00
$113.00
$94.05
$94.05 - $94.05
$94.05
Only 1 left!

The Corning 5640-5 Volumetric Flask is a precision laboratory tool designed for accurate and precise volume measurements. This set of three 5 ml Cl...

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$113.00
$113.00 - $113.00
$113.00
$94.05
$94.05 - $94.05
$94.05
Save 17% Save %
Corning 4980-500 Flask 500 ml Pyrex Erlenmeyer Narrow Mouth Lab Consumables::Tubes, Vials, and Flasks Corning

Corning 4980-500 Flask 500 ml Pyrex Erlenmeyer Narrow Mouth

Corning
$31.10 - $31.10
$31.10
$31.10 - $31.10
$31.10
Only 1 left!

Introducing the Corning 4980-500 Flask 500 ml Pyrex Erlenmeyer Narrow Mouth! This high-quality flask, manufactured by Corning, is designed to meet ...

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$31.10 - $31.10
$31.10
$31.10 - $31.10
$31.10
Corning Pyrex Erlenmeyer Flask 10 ml Heavy Duty Lot of 3 Flasks Lab Flasks Corning
Save 22% Save %

Corning Pyrex Erlenmeyer Flask 10 ml Heavy Duty Lot of 3 Flasks

Corning
$49.00
$49.00 - $49.00
$49.00
$38.00
$38.00 - $38.00
$38.00
Only 1 left!

The Corning 4980-10 Pyrex Erlenmeyer Flask is a specialized, micro-scale laboratory flask designed for durability and precision. Unlike standard Er...

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$49.00
$49.00 - $49.00
$49.00
$38.00
$38.00 - $38.00
$38.00
Save 22% Save %
Corning 250 ml Narrow Mouth Erlenmeyer Flask - Pack of 12 Lab Flasks Corning
Save 31% Save %

Corning 250 ml Narrow Mouth Erlenmeyer Flask Lot of 12 Flasks

Corning
$96.00
$96.00 - $96.00
$96.00
$66.50
$66.50 - $66.50
$66.50
Only 1 left!

The Iconic Standard for Laboratory Titration and Mixing Equip your laboratory with this set of six (6) Pyrex 4980-500 Narrow Mouth Erlenmeyer Flask...

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$96.00
$96.00 - $96.00
$96.00
$66.50
$66.50 - $66.50
$66.50
Save 31% Save %
Corning Erlenmeyer Flask Pyrex 500 ml Narrow Mouth - Total of 6 Flasks Lab Flasks Corning
Save 79% Save %

Corning Erlenmeyer Flask Pyrex 500 ml Narrow Mouth - Total of 6 Flasks

Corning
$278.00
$278.00 - $278.00
$278.00
$58.50
$58.50 - $58.50
$58.50
Only 1 left!

The Iconic Standard for Laboratory Titration and Mixing Equip your laboratory with this set of six (6) Pyrex 4980-500 Narrow Mouth Erlenmeyer Flask...

View full details
$278.00
$278.00 - $278.00
$278.00
$58.50
$58.50 - $58.50
$58.50
Save 79% Save %