Separation is our science, collaboration is our strategy
Sepax Bioscience develops and manufactures process chromatography media for the global biopharmaceutical industry. Our resins support the entire product lifecycle from pre-IND stages through commercial GMP production.
Products by Technology
Comprehensive chromatography solutions organized by separation principle. Select the technology that best fits your purification workflow.
Applications by Molecule
End-to-end purification solutions tailored to your target biomolecule. Each workflow optimized with recommended product combinations.
Antibody
mAbs, bispecifics, ADC, and Fc fusion protein purification
Plasmid
High-purity pDNA for gene therapy and vaccines
mRNA
Complete mRNA purification from IVT to LNP
Insulin / GLP-1 / Peptide
Insulin, GLP-1, and therapeutic peptide purification
AAV
Full/empty capsid separation and serotype purification
Recombinant Protein
Enzymes, growth factors, and therapeutic proteins
Oligo Nucleotides
ASO, siRNA, and modified oligo purification
Virus & Vaccine
Viral, VLP, and conjugate vaccine purification
More Than 20 Years of Chromatography Excellence
Sepax Bioscience, Inc. was established in 2022 in the USA as an additional entity within the Sepax industrial enterprise which originated with Sepax Technologies in 2002 at Delaware Technology Park.
Sepax has been dedicated to chromatography technology for over 20 years serving more than 5,000 customers worldwide. We develop and manufacture process chromatography media for the global biopharmaceutical industry.
Our portfolio contains chromatography resins based on agarose, polymer, and silica and includes various separation modes such as affinity, ion exchange, reverse phase, hydrophobic interaction, and mixed-mode.
Global Reach
Serving 5,000+ customers worldwide with high-quality chromatography solutions for biopharmaceutical manufacturing.
GMP Ready
Our resins support the entire product lifecycle from pre-IND stages through clinical trials to commercial GMP production.
Diverse Portfolio
Comprehensive range of resins based on agarose, polymer, and silica matrices for all major separation modes.
US Based
Headquartered in the USA with roots at Delaware Technology Park, providing reliable supply chain and local support.
Why Choose Sepax
Trusted by leading biopharma companies worldwide for mission-critical purification.
Scientific Excellence
20+ years of R&D in chromatography, delivering innovative solutions backed by rigorous scientific validation.
Regulatory Support
Comprehensive documentation including CoA, RSF, and DMF support to accelerate your regulatory submissions.
GMP Manufacturing
ISO-certified production facilities ensuring consistent quality from lab to commercial scale.
Fast Delivery
Global inventory network enables rapid fulfillment. Most products ship within 24-48 hours.
Technical Support
Dedicated application scientists available for process development and troubleshooting.
Global Reach
Serving customers in 60+ countries with local distribution partners and technical support.
Ready to Optimize Your Purification?
Our application scientists are here to help you select the right resins and develop robust purification processes for your biomolecules.