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The 10 Best Lab Boiling Flasks to Buy – November 2023 edition

Looking for the best Lab Boiling Flasks?

Discover now our comparison of the best Lab Boiling Flasks. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Lab Boiling Flasks are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Lab Boiling Flasks in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.

No. 1
2000ml Boiling Flask, 3.3 Boro. Glass, Flat Bottom, Karter Scientific 250D4 (Single)
  • Capacity: 2000ml
  • Height: 248mm / 9.75" (approx.)
  • Outside Diameter: 153mm / 6" (approx.)
  • 3.3 Borosilicate Glass
  • Long Neck
SaleNo. 2
QWORK Glass 500ml Single Neck Flat Bottom Boiling Flask, with 24/40 Standard Joint, 2 Pack Heavy Wall Distillation Receiving Apparatus, Taper Outer Joint Lab Glassware, 500mL
  • Standard size: With 24/40 standard taper outer joint, 1000ml capacity.
  • Flat-bottomed flask: The flask can stand upright on a flat surface by itself, rather than on a flask holder or cork holder. Can be connected to laboratory glassware, with standard tape joints.
  • Widely Used: Can be connected to a distillation, adapter for collecting and measuring liquids. Mixing solvent In a distillation apparatus,the flat bottom flasks can attach to a distillation adapter. In a soxhlet extraction, a flat bottom attaches the soxhlet extractor used as boiling and receiving flask.
  • Borosilicate Glass Material: Made of heavy duty high-quality borosilicate glass, which is heat resistant and can withstand the direct flame, high temperature and low temperature resistance, and can be reused.
  • Package contains: 2 Pack 500ml Single Neck Flat bottomed flask.
No. 3
Boiling Flask, 1000ml - Borosilicate Glass - Flat Bottom, Narrow Neck - Eisco Labs
  • Flask made of heavy duty borosilicate glass.
  • 1000ml Capacity
  • Narrow neck
  • Stopper not included
No. 4
Laboy Glass Single Neck Flat Bottom Boiling Flask 1000mL with 24/40 Joint Heavy Wall Receiving Apparatus Organic Chemistry Lab Glassware
  • DESIGN----The flat bottom flask is likely the round bottom flask but with a flat bottom allowing it standing up flat surface as the flask can sit upright on its own.
  • WIDELY USED-----A flat bottom flask is used in chemistry laboratory for experiments involving collecting and measuring liquids, mixing solvent In a apparatus,the flat bottom flasks can attach to a adapter,liebig or allhnn condenser,take off adapter as a or receiving flask.In a soxhlet extraction, a flat bottom attaches the soxhlet extractor used as boiling and receiving flask.
  • DIMENSIONS-----This flat bottom flask has a capacity of 1000mL,the short neck is with a 24/40 standard taper outer joint, which is interchangeable ,can be attached to any jointed glassware with a 24/40 inner joint.
  • Laboy glassware are heavy wall designed,made by hand-blowing to ensure uniform wall thickness, made of high-quality borosilicate glass and annealed at 800 degree Celsius.
  • 100% 45 DAY MONEY BACK GUARANTEE If you are not satisfied for any reason, simply return for a full refund, no questions asked. You have nothing to lose.
No. 5
ULAB Boiling Flask of Flat Bottom Set, 4pcs of Vol.250ml, Borosilicate 3.3 Glass Material, UBF1009
  • 4pcs of 250ml (8.45oz) Boiling Flasks
  • Flat Bottom and short neck, without graduation
  • Borosilicate 3.3 glass material to prevent cracking
  • Uniform wall thickness is suited for heating, geometry permits very uniform heating
  • (5)Boiling Flask is used in laboratory for more prolonged boiling of liquids
No. 6
QWORK Boiling Flask, Single Neck Round Bottom, 24/40 Standard Taper Outer Joint, 1000ml
  • Premium Quality: Made of high-quality borosilicate glass, heavy glass wall, durable and reusable.
  • Standard Size: The round-bottom flask features the 24/40 standard taper outer joint, interchangeable and leak-free. The capacity of 1000ml.
  • Heat-Resistant: With the round bottom, the boiling flask is more resistant to breaking under vacuum, as a sphere can evenly distribute stress across its surface. Heavy glass wall, made by hand-blowing to ensure even wall thickness, made of high-quality borosilicate glass and annealed at 800 degrees Celsius, can be heated directly in an open flame and can withstand typical laboratory thermal variations in chemistry processes like heating and cooling.
  • Wide Application: The round bottom flask is widely used in organic chemistry, in distillation, or vacuum distillation apparatus.
  • Satisfaction Guaranteed: If you're not completely satisfied with our product, you will get 100% complete refund in one month.
No. 7
stonylab Heavy Wall Single Neck Borosilicate Glass Flat Bottom Boiling Flask, with 29/42 Standard Taper Outer Joint, 2000ml
  • 2000ml Flat Bottom Boiling Flask; 1 Single Neck
  • Heavy duty, reusable
  • Made of durable glass
  • 29/42 Center Joint
  • Warranty: StonyLab 1-Year Limited Warranty; if received damaged, please contact us immediately; we will solve it until satisfied
No. 8
PYREX 250 mL Long Neck Boiling Flask, Flat Bottom and Tooled Mouth, 2/Pk
  • LABORATORY FLASK: Corning provides a number of PYREX brand flasks for special purpose applications
  • SAFE & DURABLE: Offering superior heat, chemical and thermal shock resistance
  • PERMANENT MARKINGS: Permanent white enamel to resist chemical attack during lab usage
  • EASY TO CLEAN: The reusable glass scientific flasks are easy to clean and can be sterilized safely in autoclaves at 121°C, making them ideal for repeated use in busy lab environments.
  • PYREX GLASSWARE: PYREX scientific glassware has been a trusted partner for chemists and research scientists in the toughest laboratory environments for more than 100 years.
No. 9
StonyLab Glass 500ml Heavy Wall Single Neck Flat Bottom Boiling Flask, with 24/40 Standard Taper Outer Joint, 500ml
  • 500ml Flat Bottom Boiling Flask
  • 1 Single Neck
  • Made of high quality glass
  • 24/40 Center Joint
  • StonyLab ensures high quality products and premium customer service; if received damaged, please contact us immediately; we will solve it until satisfied
No. 10
ULAB Boiling Flask of Flat Bottom Set, 2pcs of Vol.250ml, Borosilicate 3.3 Glass Material, UBF1008
  • 2pcs of 250ml (8.45oz) Boiling Flasks
  • Flat Bottom and short neck, without graduation
  • Borosilicate 3.3 glass material to prevent cracking
  • Uniform wall thickness is suited for heating, geometry permits very uniform heating
  • Boiling Flask is used in laboratory for more prolonged boiling of liquids

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Last update on 2023-11-28 / Affiliate links / Images from Amazon Product Advertising API