Description
Product Overview
The Corning bottle top vacuum filter is a precision laboratory tool engineered for sterile filtration applications. It features a nylon membrane with a 0.22μm pore size, naturally hydrophilic and surfactant-free, providing the lowest extractables for pure results. The filter funnel, made of polystyrene, offers a 500mL capacity and includes a 45mm diameter polyethylene neck adaptor with an angled hose connector to simplify vacuum line attachment. Designed to fit plastic or glass media bottles with 45mm neck sizes, this filter is individually packaged, sterile, and certified nonpyrogenic, making it ideal for filtering and storing sensitive biological solutions.

Usage
This bottle top vacuum filter is suited for laboratory environments where sterile filtration is critical, such as in cell culture media preparation, biological fluid processing, and other aqueous solution applications. It is commonly used by researchers, technicians, and professionals in biopharmaceutical, academic, and industrial settings who require reliable, contamination-free filtration to maintain sample integrity and support accurate experimental outcomes.
Why Choose Us
Corning’s bottle top vacuum filter stands out due to its high-quality materials and rigorous certification processes. The nylon membrane ensures minimal extractables and consistent performance, while the sterile, nonpyrogenic design reduces the risk of contamination. With a focus on usability, the angled hose connector enhances vacuum attachment efficiency, saving time and improving workflow in demanding laboratory conditions.
Key Features
- Nylon membrane with 0.22μm pore size for reliable sterile filtration
- 500mL polystyrene funnel capacity for efficient processing
- Angled hose connector simplifies vacuum line attachment
- Individually packaged and certified nonpyrogenic for safety
- Compatible with 45mm neck plastic or glass media bottles
FAQ
What types of solutions can this filter handle?
This filter is designed for cell culture media, biological fluids, and other aqueous solutions, providing sterile filtration without introducing contaminants.
Is the membrane reusable?
No, the nylon membrane is intended for single-use to maintain sterility and prevent cross-contamination in sensitive applications.
How do I attach the vacuum line?
The filter includes an angled hose connector on the neck adaptor, allowing for straightforward and secure vacuum line attachment to ensure efficient operation.
What is the pore size of the membrane?
The membrane has a 0.22μm pore size, which is standard for sterilizing filtration to remove bacteria and particulates from liquids.
Is this filter compatible with all media bottles?
It is designed to fit plastic or glass media bottles with 45mm neck sizes, ensuring a secure and leak-free connection during use.




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