Expertise
February 3, 2025
MemBase™: Setting the Standard in Membrane Backing Layer with NSF 58 and NSF 61 Certification Renewal
SWM’s MemBase™, our advanced nonwoven synthetic substrate, is the backbone of performance and reliability for filtration membranes across a wide range of industries. MemBase™ offers mechanical resistance, dimensional stability, and good runnability, while meeting the demands of reverse osmosis, nanofiltration, and ultrafiltration processes. As the main membrane backing layer producer in Europe, SWM ensures MemBase™ is both innovative and globally compliant.
In January 2025, SWM renewed MemBase™’s NSF 58 and NSF 61 certifications, widely recognized as a standard for filtration and defining the quality and reliability of MemBase™.
High Standards for Safety
NSF certifications represent an important safety and quality standards in the filtration industry. NSF 58 confirms that MemBase™ is suitable for reverse osmosis drinking water systems, ensuring that the substrate plays a crucial role in delivering clean and safe water. NSF 61, on the other hand, guarantees the safety of all materials used in MemBase™ when in contact with potable water. Together, these certifications provide a distinctive standard that assures customers of product safety, compliance, and integrity.
Global Compliance and Quality
The renewal of MemBase™’s NSF 58 and 61 certifications reinforces SWM’s commitment to maintaining global compliance across industries and regions. These certifications ensure that MemBase™ meets the regulatory requirements for drinking water systems worldwide. By adhering to such strict standards, SWM positions MemBase™ as the preferred choice for customers seeking a filtration backing layer that guarantees not just safety but also technical excellence.
Beyond regulatory compliance, this achievement reflects SWM’s commitment to stewardship. Every roll of MemBase™ is produced with precision, ensuring consistent quality across batches and geographies. This consistency is critical for industries where filtration performance must remain stable under demanding conditions, from high-pressure reverse osmosis applications to chemically challenging environments.
The Role of Expertise in Certification
SWM’s expertise in nonwoven synthetic materials is a defining factor in achieving and maintaining certifications like NSF 58 and 61. Our technical team brings its expertise to every stage of MemBase™’s production, from material selection to manufacturing on our state-of-the-art equipment in Quimperlé, France. “Our dedicated team of experts does not only ensure compliance of our MemBase portfolio to stringent standards, but also helps our customers to understand and comply to fast changing regulations”, says Julien Plattier, MemBase™ RID Manager.
The process of certification involves meeting the initial standards and maintaining compliance through annual audits and chemical extraction tests. SWM has integrated these processes into MemBase™ production to ensure that every batch meets NSF requirements. This expertise and commitment to quality make SWM a trusted partner for customers relying on MemBase™ for filtration excellence.
Consistency and Performance at the Core
The renewed NSF certifications are more than regulatory achievements, they are a testament to MemBase™’s performance. Customers can rely on MemBase™ for flawless runnability, minimal defects, and stable filtration efficiency across its lifespan. “Filtration is evolving, and we are determined to set new industry standards with superior reliability and compliance. At SWM, we’re not just keeping up with regulations; we’re driven by a commitment to empowering our customers to deliver cleaner, safer water worldwide” says Adrien Bouillot, Product Manager.
MemBase™’s combination of technical precision, global compliance, and expert manufacturing positions it as a standout solution in the filtration industry. The NSF certifications reinforce SWM’s dedication to providing products that meet and exceed customer expectations, alongside cutting-edge performance.
