Description
Product Overview
The Omicron™ 134090 Borosilicate Glass Fiber Filter is engineered for high‑precision laboratory filtration. Constructed from premium borosilicate glass fiber, the filter provides a binder‑free matrix that maintains structural integrity even when exposed to aggressive chemical solutions. With a nominal pore size of 0.7 micron and a standard 90 mm diameter, it fits seamlessly into most laboratory filtration setups, delivering consistent performance across a wide range of applications. The filter’s robust design ensures low extractables, making it suitable for sensitive protein work, including IgC precipitation and other fine protein precipitate collections. Its compatibility with standard filter holders and ease of installation reduce downtime, while the clear, uniform surface allows for quick visual inspection of filtration progress. Detailed specifications include a package dimension of 6.34 × 6.26 × 4.29 inches and a weight of 10.23 ounces, providing a compact footprint for efficient storage.
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Usage
This filter excels in environments where precise particle retention is critical. It is routinely employed in the collection of IgC or other very fine protein precipitates, ensuring that target molecules are retained while allowing clear supernatant to pass. The binder‑free glass fiber matrix is also ideal for the clarification of aggressive solutions, such as those containing high salt concentrations or strong acids, without compromising filter integrity. Additionally, the filter meets the requirements of the Toxicity Characteristic Leaching Procedure (TCLP) as defined by EPA method 1311, making it a reliable choice for waste analysis and environmental testing. Users typically integrate the filter into vacuum filtration systems, syringe filters, or manifold setups, benefiting from its low pressure drop and high flow rates. Proper pre‑wetting with compatible solvents enhances performance, and the filter can be reused for multiple runs when handled with care.
Why Choose Us
Choosing the Omicron 134090 filter means selecting a product backed by decades of scientific expertise and rigorous quality control. Each filter undergoes a multi‑stage manufacturing process that includes cleanroom assembly, particle size verification, and batch‑to‑batch consistency testing. The binder‑free construction eliminates the risk of leachables that could interfere with downstream analytical methods, a critical factor for high‑sensitivity assays. Omicron Scientific provides comprehensive technical support, offering guidance on optimal filtration protocols, troubleshooting, and compatibility with a broad range of solvents. Our commitment to sustainability is reflected in the recyclable packaging and the long service life of the filter, reducing waste and operational costs. Moreover, the product holds a strong market position, ranking #68 in Glass Fiber Lab Filters on Amazon, which underscores its reliability and popularity among researchers worldwide.
Key Features
- 0.7 micron pore size ensures capture of ultra‑fine particles while maintaining high flow rates.
- Binder‑free borosilicate glass fiber eliminates contamination risk for sensitive protein work.
- 90 mm diameter fits standard laboratory filter holders, simplifying integration into existing workflows.
- Validated for TCLP EPA 1311 testing, supporting environmental compliance and waste analysis.
- Comprehensive technical support and after‑sales service from Omicron Scientific.
FAQ
What types of solutions can I filter with this product?
The filter is compatible with a wide range of aqueous and organic solutions, including aggressive acids, bases, and high‑salt buffers. It is especially suited for protein precipitation, cell lysate clarification, and environmental sample preparation.
Can the filter be reused?
Yes, the filter can be reused for multiple filtration cycles if it is carefully handled, properly cleaned, and stored in a dry environment. However, for critical applications, a fresh filter is recommended to ensure optimal performance.
Is the filter compatible with standard vacuum filtration equipment?
Absolutely. The 90 mm size conforms to most standard vacuum filtration manifolds and filter holders, allowing seamless integration without the need for adapters.
How does the binder‑free design benefit my experiments?
Without binders, the glass fiber matrix does not release any extractables that could interfere with downstream analytical techniques such as mass spectrometry or ELISA, preserving sample integrity.
What warranty or guarantee does Omicron provide?
Omicron Scientific offers a one‑year limited warranty covering manufacturing defects. Our customer service team is available to address any concerns and provide replacement options if needed.




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