AdvanceBio SEC Columns with new sustainable packaging
AdvanceBio SEC HPLC Bio Columns
AdvanceBio SEC HPLC columns deliver accurate, precise quantitation for aggregate and fragment analysis for peptides, monoclonal antibodies, and larger next generation biotherapeutics. These innovative size exclusion chromatography columns were designed and engineered by Agilent to improve lab productivity by providing robust, reliable methods that eliminate sample re-analysis. Consistent results are achieved from column to column, batch to batch, and lab to lab, ensuring that methods can be transferred across departments and locations to put an end to uncertainty.
AdvanceBio SEC 2.7 µm columns are robust columns for routine SEC needs, with a unique hydrophilic coating to minimize secondary interactions between the sample and stationary phase. Even for sticky samples such as antibody-drug conjugates (ADCs), this column has minimized secondary interactions for accurate answers. Originally offered in two pore sizes, 300 Å and 130 Å, they are ideal for the sensitive, highly reproducible aggregate analysis of proteins and peptides.
The newest AdvanceBio SEC 2.7 µm columns offer larger 500 Å and 1000 Å pore sizes, developed and optimized for robust, high-resolution aggregate analysis of adeno-associated viruses (AAVs) and virus-like particles (VLPs).
AdvanceBio SEC 1.9 µm columns raise your SEC separations to the next level. The smaller particle size and hydrophilic chemistry results in high-efficiency, high-resolution separations. Stability up to 620 bar enables faster flow rates for high-throughput needs. The 200 Å pore size was specifically optimized for simultaneous separation of dimer, monomer, and fragment for thorough mAb characterization.
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Product Details
Features
High-resolution, high-efficiency separation, and accurate quantitation for aggregate and fragment analysis of peptides, proteins, and now larger biotherapeutics, such as AAVs and VLPs
Reduced secondary interactions with biomolecules
Assured consistent SEC column performance to eliminate rework
Enhanced column lifetime and productivity to meet robust critical quality attribute (CQA) analysis
Sustainable column packaging uses 50% less material, is made of fully recyclable paper, and reduces shipping carbon footprint by 30%.
How It Works
How Does SEC Work?
Size exclusion chromatography (SEC) is based on the ability of sample components of different sizes to migrate in and out of pores on the stationary phase to different extents. Ideally, there is no intermolecular interaction between the sample and the stationary phase. Larger analytes are not able to travel as far into the pores as smaller analytes, so they spend less time in the pores and elute from the column earlier. Smaller analytes can more effectively enter the pores, so they spend more time there and elute from the column later.
Determining the right pore size is possibly the most important aspect of choosing an SEC column. From there, you can choose dimensions based on your resolution, throughput, injection volume, and sensitivity needs. SEC separation is driven by differences in hydrodynamic radius between analytes, or size of the analytes in solution. For globular proteins, size in solution typically correlates well with molecular weight. The Agilent SEC column brochure provides pore size recommendations based on molecular weight or hydrodynamic radius.
Choosing the Right SEC Pore Size for Single- or Double-stranded Oligonucleotides
Because globular proteins and oligos have very different shapes, the molecular weight to SEC pore size correlation developed for globular proteins cannot be used for oligos. More elongated structures mean oligos require larger pore sizes than the equivalent molecular weight proteins, and that they diffuse very slowly and resolution is improved by lower flow rates, as described in this application note.
Simplify the Biopharma HPLC Columns Search with Intuitive eSelector Tools
Use the Biopharma HPLC Column eSelector Tools to quickly and easily find the right Biopharma HPLC columns. Begin selecting your column by one of the following:
Monitor GLP-1 Oligomeric State and Aggregation with SEC
SEC is a valuable technique to monitor aggregation and changes in oligomeric state of peptide and protein therapeutics. GLP-1 peptides have a complex oligomeric state that is pH dependent. This application note illustrates SEC/UV and SEC/MS workflows to monitor changes in GLP-1 oligomeric state as a function of pH.
AdvanceBio SEC 500 Å Columns for Aggregate Analysis of AAVs
Adeno-associated viruses (AAVs) are a popular vector for the development of new cell and gene therapies, and like any other biotherapeutic, aggregation is a critical quality attribute that must be monitored closely. AdvanceBio SEC 500 Å columns enable fast, robust, and high-resolution separations for accurate and reproducible aggregate analysis of AAVs.
AdvanceBio SEC 1000 Å Columns for Aggregate Analysis of Virus-like Particles
Virus-like particles (VLPs) are self-assembled protein structures that resemble viruses on their exterior but contain no viral genetic material. Aggregate analysis is also a critical quality attribute for VLPs, which can range significantly in size from 20 to 150 nm, making it challenging to select the optimum technique before you even get to SEC pore size selection. AdvanceBio SEC 1000 Å columns can be used for VLPs and other biotherapeutic molecules up to ~80 nm diameter, like the example here of a ~50 nm VLP.
High-Throughput mAb Aggregate Analysis with Sub 2 µm SEC Columns
Robust, higher-resolution separations enable faster flow rates and shorter methods, allowing you to get more done in a day. AdvanceBio SEC 1.9 µm columns show < 2% decrease in efficiency over 400 injections and are rated to 600 bar, making them robust for high-speed, high-throughput work. 150 mm length AdvanceBio SEC 1.9 µm columns (part number PL1580-3201) maintain high resolution enabling mAb aggregate analysis in as little as three minutes.
User guides contain helpful information to ensure the best performance from your column, such as operating parameters, cleaning and storage guidelines, usage tips, and suggested starting conditions.
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