Best Bottletop Lab Filters Deals of Nov 2026

Updated November 10, 2026Our site contains affiliate links for which we may be compensated.
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QOAEZK 250ML Sterile Vacuum Filter Units with 0.22um CA Membrane, Individually Wrapped

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250ml Vacuum Filter Units - PES Bottle Top Vacuum Filter 0.22μm, Individually Wrapped,Pack of 1

【Size and Specification】: The Vacuum Filter Units a capacity of 250 mL. It is equipped with a neck adapter with a diameter of 50 mm, respectively. The pore size of the polyethersulfone (PES) membrane is 0.22 μm.
【Convenient and Efficient】: With a disposable design and individual packaging, this product can be used immediately after opening and set up your filtration system swiftly. It can save time for operations and improve experiment or production efficiency.
【Filter Precision】: The polyether sulfone (PES) membrane provides more flux and faster liquid flow. It intercepts kinds of particles and impurities effectively and targetedly, finishing precise filtration.
【Wide Adaptability】: Suitable for various liquid filtration scenarios, including laboratory sample processing, this product is also compatible with common vacuum systems.
【CUSTOMER SERVICE】:If you encounter any problem, please contact us. we will help you solve the problem as soon as possible.
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Membrane Solutions

Membrane Solutions Sterile 500mL Disposable Vacuum Filter Units, Filtration 0.22um Pore Size, 90mm Membrane Diameter PES Membrane Individually Packed, 4Pcs

[Universal 45mm Fit]: Designed with precision to seamlessly fit all standard glass or plastic media bottles featuring a 45mm neck size.
[High Performance]: Polyethersulfone (PES) membrane has a 0.22m pore size and 64sq cm area; provides the fastest flow rates and highest throughput(could filter 1.5~2L), lowest protein binding and low extractables, and best filtering of cell culture media
[High-Capacity Design]: Boost your productivity with a large 500mL reservoir, ideal for filtering big batches of media and solutions without constant interruptions. The integrated 45mm polyethylene neck adapter features an angled hose connector, simplifying vacuum line attachment and making the setup process intuitive and frustration-free.
[Packing]: Disposable Vacuum Filter Unit is individually packaged, pre-sterilized, and certified non-pyrogenic. This guarantees your experiments are shielded from microbial contamination and endotoxin interference.
[Applications]: Vacuum Filter Unit is expertly designed for the filtration and storage of research media, biological fluids, buffers, and other aqueous solutions. it's for laboratory use only.
[Note]: The product is not capable of sterilization; it is supplied as sterile following irradiation processing.
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LABSHARK 500ml Vacuum Filter Unit, 0.22μm PES Bottle Top Filter, Sterile | Disposable Vacuum Filtration System for Lab, Cell Culture Media, Individually Wrapped, DNase/RNase-Free, Non-Pyrogenic

Lab-Grade PES Membrane: The polyethersulfone (PES) membrane delivers the fastest flow rates and highest throughput among available filter materials. Low protein binding and low extractables ensure optimal filtration for cell culture media, biological fluids, and buffers
Sterile & Ready to Use: Gamma-ray sterilized, individually wrapped, and DNase/RNase free & Pyrogen free. Each unit is disposable and ready for immediate use straight out of the package—no autoclaving or preparation required, saving valuable lab time
Ergonomic Design: Transparent polystyrene funnel with clear graduation marks enables precise measurement and easy monitoring. GL45 thread design ensures universal compatibility with standard laboratory media bottles. Angled hose connector simplifies vacuum line attachment and prevents tubing kinking
High-Capacity & Efficient: 500mL reservoir capacity with 90mm membrane diameter and 64cm² effective filtration area delivers high throughput. Ideal for filtering large batches of media and solutions without frequent interruptions—boosts productivity in routine lab workflows
Versatile Lab Applications: Perfect for filtering cell culture media, buffers, and other aqueous solutions. Suitable for microbiology, tissue culture, and biopharmaceutical research—also compatible with common vacuum systems. Available in 0.22μm and 0.45μm pore sizes, 250mL/500mL/1000mL capacities
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LABSHARK 500ml Vacuum Filter Unit, 0.45μm PES Bottle Top Filter, Sterile | Disposable Vacuum Filtration System for Lab, Cell Culture Media, Individually Wrapped, DNase/RNase-Free, Non-Pyrogenic

Lab-Grade PES Membrane: The polyethersulfone (PES) membrane delivers the fastest flow rates and highest throughput among available filter materials. Low protein binding and low extractables ensure optimal filtration for cell culture media, biological fluids, and buffers
Sterile & Ready to Use: Gamma-ray sterilized, individually wrapped, and DNase/RNase free & Pyrogen free. Each unit is disposable and ready for immediate use straight out of the package—no autoclaving or preparation required, saving valuable lab time
Ergonomic Design: Transparent polystyrene funnel with clear graduation marks enables precise measurement and easy monitoring. GL45 thread design ensures universal compatibility with standard laboratory media bottles. Angled hose connector simplifies vacuum line attachment and prevents tubing kinking
High-Capacity & Efficient: 500mL reservoir capacity with 90mm membrane diameter and 64cm² effective filtration area delivers high throughput. Ideal for filtering large batches of media and solutions without frequent interruptions—boosts productivity in routine lab workflows
Versatile Lab Applications: Perfect for filtering cell culture media, buffers, and other aqueous solutions. Suitable for microbiology, tissue culture, and biopharmaceutical research—also compatible with common vacuum systems. Available in 0.22μm and 0.45μm pore sizes, 250mL/500mL/1000mL capacities
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QOAEZK 250ML Sterile Vacuum Filter Units with 0.22um PES Membrane, Individually Wrapped

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Our #1 Pick Today
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QOAEZK 250ML Sterile Vacuum Filter Units with 0.22um CA Membrane, Individually Wrapped

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Disclaimer: While we make every effort to ensure accuracy, we cannot guarantee that all product specifications, pricing, discounts, and details are complete or error-free. Because information is subject to change, we recommend verifying all details directly with the retailer prior to making a purchase. As an Amazon Associate, we earn from qualifying purchases.

10 Bottletop Lab Filters deals are available from: Amazon, starting from $10.19.

The biggest discount we found is 5% on LABSHARK 500ml Vacuum Filter Unit, 0.22μm PES Bottle Top Filter, Sterile | Disposable Vacuum Filtration System for Lab, Cell Culture Media, Individually Wrapped, DNase/RNase-Free, Non-Pyrogenic at Amazon.

The lowest price we found is $10.19 while the highest is $332.64. Prices for the best Bottletop Lab Filters deals average at $75.90.