10 Best Lab Filtering Flasks : Reviews & Buying Guide

Are you looking for the best lab filtering flasks? Based on expert reviews, we ranked them. We’ve listed our top-ranked picks, including the top-selling lab filtering flasks.

Having trouble finding a great lab filtering flasks? This problem is well understood by us because we have gone through the entire lab filtering flasks research process ourselves, which is why we have put together a comprehensive list of the best lab filtering flasks available in the market today.

After hours of searching and using all the models on the market, we have found the best lab filtering flasks for 2022. See our ranking below

10 Best lab filtering flasks Reviewed In 2022

1. United Scientific FG5340-1000 Borosilicate Glass Heavy Wall Filtering Flask, Bolt Neck with Tubulation, 1000ml Capacity

Features :

  • Autoclavable: Yes
  • Material: Borosilicate Glass
  • Description: Filtering Flask, Borosilicate Glass; 1000 mL
  • Graduation Interval (mL): 50
  • Bottom Outside Diameter (mm): 138

Additional Info :

2. United Scientific FG5340-2000 Borosilicate Glass Heavy Wall Filtering Flask, Bolt Neck with Tubulation, 2000ml Capacity

Features :

  • Country Of Origin: United States
  • Model Number: FG5340-2000
  • Item Package Dimension: 12.599999987148″ L x 7.99999999184″ W x 6.699999993166″ H
  • Item Package Weight: 2.74916440714 lb

Additional Info :

Item Dimensions
Weight 2.2

3. American Fristaden Lab Vacuum Filtration Distillation Apparatus | 500mL Filtering Flask | 300mL Graduated Funnel | 1 Year Warranty

Features :

  • PURE SOLUTIONS: The filtering lab flask can be used to separate components or impurities in your mixtures or solutions. The filtration apparatus is built to last with tough, heat resistant borosilicate beaker glass designed to handle boiling liquids and strong vacuums. The glass is packaged tightly and thoroughly inspected to guarantee you receive an unblemished product.
  • LAB QUALITY, MANY USES: Use the 500mL filtering flask for chemistry experiments in the lab or school; to make e-juice, distilling, concentrate and oils; to filter essential oils and plant extracts; to make soap; and more!
  • FAST FILTERING ACTION: The filtering and distillation kit can be used with or without a vacuum. For faster, higher volume jobs, just hook up a vacuum hose to the filtering flask and quickly pull your solution through the funnel. A lab vacuum filtration apparatus allows you to filter oil and water soluble solutions without damaging or losing heat-sensitive compounds in a distillation. This filtering flask comes with a high quality rubber stopper and aluminum clamp that allow for strong vacuums.
  • EASY TO USE: The kit can be set up in minutes and is easy to disassemble, clean and store. The 2000mL filtering flask can handle larger jobs. The 300mL graduate funnel allows for easy measurement, unlike most Buchner funnel apparatuses. Best used with 42-60mm membrane filter paper.
  • OUR GUARANTEE: We are Fristaden Lab, an American lab equipment company. Questions about the distillation filtration apparatus? Our customer service knows this product well and is ready to help you.

Additional Info :

Item Dimensions
Height 7.086614166
Width 11.2204724295
Length 11.023622036

4. QWORK 500ml Borosilicate Glass Filtering Flask with Tubulation

Features :

  • Clear Material – Made of high quality borosilicate glass, it is clear and easy to know the situation.
  • Mouth – Our flask has a narrow mouth with the top finish.
  • Capacity – It is 500ml capacity.
  • Package – Our package incl. one piece of filtering flask
  • 100% Satisfied Service – Enjoy a smooth & frustration free experience with our 100% Satisfied Service in one Month!

Additional Info :

5. Buchner Filtering Flask, 500ml – Socket Size 24/29 – Interchangeable Joint – Side Arm – Borosilicate Glass – Eisco Labs

Features :

  • Made of high quality, heavy duty Borosilicate glass
  • 500ml capacity
  • Top and side joints 24/29 size socket
  • Stands 6.5″ tall. Base measures 4.25″ in diameter. Side socket arm measures 1″ long
  • Perfect for any science or home laboratory

Additional Info :

Item Dimensions
Weight 0.5

6. Filtering Flask, 500ml – Borosilicate Glass – Conical Shape, with Integral Side Arm – White Graduations – Eisco Labs

Features :

  • Made of high quality Borosilicate glass
  • Conical shape for spill prevention
  • Integral side arm
  • 500ml capacity, white graduation lines, marked every 100ml
  • Perfect for any science or home laboratory

Additional Info :

Item Dimensions
Height 7
Width 4.25
Length 4.25

7. Buchner Filtering Flask, 1000ml – Polypropylene – with Angled Side Arm – Eisco Labs

Features :

  • Buchner filtering flask made of high quality polypropylene. Eisco Labs proudly manufactures its own products, using only the highest grade, raw materials to ensure that they can withstand use in even the toughest laboratory environments
  • 1000ml capacity
  • Conical shape for spill prevention. Beaded rim
  • Angled side arm
  • Designed for use in professional laboratories, but is an ideal choice for science classrooms and household use

Additional Info :

Item Dimensions
Height 8
Width 5.25
Length 5.25
Weight 1

8. 2000mL Lab Vacuum Filtration Apparatus | 2000mL Filtering Flask | 300 mL Graduated Funnel for Distillation | 1 Year Warranty

Features :

  • LARGE CAPACITY: The vacuum filtration flask apparatus has a 2000mL max. capacity perfect for distilling.
  • HIGH QUALITY: Extremely durable design for filtering impurities in solutions and would make a great addition to your distillation kit.
  • COMPLETE LAB KIT: This lab vacuum filtration apparatus is supplied with a 300mL graduated funnel, 2000mL filter flask and sturdy aluminum clamp.
  • COMPATIBLE: Works great with 42-60mm membrane filter paper and is made from the best quality borosilicate glass, rubber, and aluminum to ensure durability and ease of operation.
  • AMERICAN COMPANY: Sold by Fristaden Lab, an American lab equipment company. We back the filtration apparatus with a 1 Year Warranty. If you have any problems with or questions about the distillation apparatus our customer service knows this product well and is ready to help you.

Additional Info :

9. StonyLab Glass 500ml Heavy Wall Borosilicate Glass Filtering Flask, Bolt Neck with Tubulation, 500ml

Features :

  • Made of borosilicate glass
  • Flasks have a narrow mouth and tooled top finish
  • Capacity: 500 milliliters
  • Special notice: As this item is handmade, please allow an error range of 2~3mm
  • StonyLab ensures high quality products and premium customer service; if received damaged, please contact us immediately; we will solve it until satisfied

Additional Info :

Color 500ml
Item Dimensions
Weight 0.57

10. United Scientific FG5340-500 Borosilicate Glass Heavy Wall Filtering Flask, Bolt Neck with Tubulation, 500ml Capacity

Features :

  • Autoclavable: Yes
  • Material: Borosilicate Glass
  • Description: Filtering Flask, Borosilicate Glass; 500 mL
  • Graduation Interval (mL): 50
  • Bottom Outside Diameter (mm): 108

Additional Info :

Item Dimensions
Weight 0.77

lab filtering flasks Reviewed In 2022: Top 10 Recommendation and Buying Guide

Take the Following Factors Into Consideration Before Setting Out to Purchase Your First lab filtering flasks.

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As all the vivid descriptions of every consumer reportsHDMI cables are available, it gets easy to decide properly.

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It is crucial to do your own research for the lab filtering flasks. While buying, you might ask the following questions:

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  • What are some of the good lab filtering flasks in this market?
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We are sure your curious mind has concocted way more questions related to lab filtering flasks than present on this list. Therefore, one wise way to satiate your learning desire is to garner information on these from renowned online sources as much as you can.

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Apart from the ones mentioned above, you will come across multiple other benefits of buying lab filtering flasks, and other items from market place. Let’s dig into some of these:

Best Prices

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How to Selectthe lab filtering flasks

If you want to purchase electronics like lab filtering flasks, market place is the undefeated champion.

Nonetheless, choosing the lab filtering flasks might prove to be a hassle for a newbie. Even for early users, it can pose a challenge to select the best product.

Below are some factors to take into account when selecting the lab filtering flasks on market place:


Obviously, anyone would want the best deal. For this, price is the prime factor to consider, especially when you purchase lab filtering flasks from market place.

We are sure barely a single person doesn’t like to buy decent products at budget-friendly prices. Using market place, you can avail yourself of different price ranges from various sellers, compare them, and later settle on your most favorite one.


Next up, you need to evaluate the brand when purchasing lab filtering flasks from market place. As different sellers market different brand types, you must learn to differentiate between the available brands to come to the correct decision.

For instance, you must know that higher-end products like Apple products have a high brand image, so they are costlier than other less popular brands.


You must comprehend the operability of your lab filtering flasks before you set out to buy them. It depends mostly on the product’s specs.

The more complex the specs, the greater the functionality.

Customer ReviewsFrom The Old Users

Well, this is what most smart purchasers do. Old customers often drop their feedback on their experience using lab filtering flasks.

You will come across the review on the product page if you scroll down. They are usually portrayed on the same product page.

Looking up the reviews will facilitate you to decipher whether the brand you are going for to buy lab filtering flasks is bad or good!

Final Words

That was all you needed to know before getting yourself lab filtering flasks. We wish you the best of luck with your new purchase! Don’t forget to give us your feedback!

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