<p><strong>If you’ve reviewed your laboratory’s operational budget recently, you have likely noticed a troubling trend: the cost of keeping your instruments running is climbing, and nitrogen gas is a major culprit.</strong></p><p>According to Organomation’s newly released <a target="_blank" rel="noopener noreferrer" href="https://explore.organomation.com/nitrogen-usage-survey-2025-download"><strong>Nitrogen Usage 2025 Survey Report</strong></a>, you are not alone in this frustration. In fact, <strong>35% </strong>of laboratories ranked high costs as their number one frustration with their current nitrogen supply — overshadowing safety, logistics, and maintenance concerns.</p><p>With<strong> 96%</strong> of labs expecting their nitrogen demand to increase or remain steady over the next three years, waiting for prices to drop isn’t a viable strategy. To protect your budget, you need to understand why prices are surging and, more importantly, how to insulate your lab from the volatility.</p><h3><strong>The "Perfect Storm" Driving Prices Up</strong></h3><p>As a chemist, you know that nitrogen is abundant in the atmosphere. However, the industrial process of separating, purifying, compressing, and transporting it is energy-intensive and tied heavily to global markets. Three key factors are driving the 2025 price surge:</p><h4><strong>1. Rising Energy Costs</strong></h4><p>While nitrogen itself is free, the energy required to produce high-purity nitrogen gas (via fractional distillation) is not. Industrial gas manufacturing is heavily reliant on energy prices. In 2025, U.S. natural gas prices for industrial sectors have seen significant volatility, with some forecasts showing double-digit percentage increases for power plants due to export demands and tightening domestic supply. When the cost of energy rises,<a target="_blank" rel="noopener noreferrer" href="https://www.reuters.com/markets/commodities/energy/high-rising-natural-gas-costs-may-spur-fresh-climb-us-coal-use-2025-12-03/"><strong> gas suppliers pass those costs directly to the consumer</strong></a>.</p><h4><strong>2. The Logistics Premium</strong></h4><p>If you rely on high-pressure cylinders or liquid dewars, you aren't just paying for gas; you are paying for diesel, driver wages, and truck maintenance. Logistics frustrations were a top complaint in our 2025 survey, particularly for labs using liquid dewars.</p><ul><li><strong>Delivery Fees &amp; Surcharges: </strong>Fuel surcharges are now a standard line item on many invoices, fluctuating weekly with the oil market.</li><li><strong>Cylinder Rental: </strong>The "rent" for holding steel cylinders often creeps up annually, regardless of how much gas you actually consume.</li></ul><h4><strong>3. Hidden Waste (The "Boil-Off" Tax)</strong></h4><p>For labs using liquid nitrogen dewars, the "price per liter" is deceptive. Liquid nitrogen constantly boils off to maintain its temperature. If your lab uses dewars for gaseous applications (like evaporation), you are paying for gas that vanishes into the room before it ever reaches your instrument. Our survey found that while dewars nominally cost <strong>$2.06/liter</strong>, the <i>effective </i>cost is often higher due to this inevitable waste.</p><h3><strong>The Data: Cylinders vs. Generators</strong></h3><p>The most striking finding from our 2025 Survey Report was the massive price disparity between supply methods. When we analyzed the average cost per liter across <strong>78 laboratories</strong>, the data was clear:</p><h5><strong>Nitrogen Source</strong>: <strong>Average Cost Per Liter</strong></h5><ul><li><strong>Gas Cylinders</strong>: $2.79</li><li><strong>Liquid Dewars</strong>: $2.06</li><li><strong>Lab-Scale Generator</strong>: $0.70</li></ul><p>Laboratories relying on cylinders are paying nearly<strong> 400% more</strong> per liter than those generating their own gas. Over the course of a year, this difference can amount to thousands of dollars in operational waste.</p><h3><strong>How to Reduce the Price Tag: A Two-Step Strategy</strong></h3><p>You cannot control the global energy market or supply chain logistics. However, you can control how you source and use your nitrogen.</p><h4><strong>Step 1: Cut the Cord (Switch to Generation)</strong></h4><p>The single most effective way to lower your nitrogen spend is to stop buying it in tanks. While the upfront cost of equipment can sometimes be a hurdle for capital budgets, new financial models are making this transition accessible for labs of all sizes.</p><h5><strong>Why Generation Wins on Cost</strong></h5><p>A nitrogen generator, like the Organomation NITRO-GEN, separates nitrogen from your lab's existing compressed air supply using a hollow-fiber membrane. Once installed, your "cost per liter" drops to essentially zero—you are only paying for the electricity to run the compressor.</p><ul><li><strong>Rapid ROI: </strong>Most labs see a return on investment in 12 to 18 months by<a target="_blank" rel="noopener noreferrer" href="https://www.organomation.com/how-much-could-i-save-switching-to-a-nitrogen-generator"><strong> generating nitrogen</strong></a>. After this break-even point, your nitrogen supply becomes a fixed asset rather than a monthly liability.</li><li><strong>Operational Freedom: </strong>Weighing under 20 lbs and wall-mountable, the NITRO-GEN <a target="_blank" rel="noopener noreferrer" href="https://gcms.labrulez.com/products/1902"><strong>N2 generator</strong></a><strong> </strong>produces up to 20 L/min of gas, sufficient to support blowdown evaporators with up to 48 sample positions.</li></ul><h5><strong>Overcoming the "Sticker Shock" with Lease-to-Own</strong></h5><p>Historically, the barrier to entry for nitrogen generators has been the initial purchase price. To solve this, Organomation has introduced a Lease-to-Own program designed to align equipment costs with your operating budget rather than your capital reserves.</p><p>This program transforms a large capital expenditure into a manageable monthly operating expense. Unlike standard rental agreements where payments are lost forever, this program allows you to build equity.</p><ul><li><strong>Immediate Savings: </strong>You can install the unit and stop paying cylinder rental fees immediately, often letting the operational savings offset the lease payments.</li><li><strong>Path to Ownership: </strong>At the end of the lease term, you own the equipment outright—often for a nominal final payment (as low as $1).</li><li><strong>Preserve Capital:</strong> By spreading the cost over time, you keep your cash reserves available for other critical research needs or staffing.</li></ul><p>By leveraging a lease-to-own model, you can "cut the cord" on gas contracts today without waiting for next year’s capital budget approval.</p><h4><strong>Step 2: Optimize Your Usage (Stop Wasting Gas)</strong></h4><p>Even with a cheap supply, wasting gas is bad science and bad business. especially if you use nitrogen for sample concentration (blowdown evaporation).</p><ul><li><strong>Use Individual Flow Control:</strong> Many basic evaporators blow gas into every position, regardless of whether a sample is present. High-quality units (like the<a target="_blank" rel="noopener noreferrer" href="https://gcms.labrulez.com/products?category=3&amp;manufacturerItems=540&amp;search=N-EVAP"><strong> N-EVAP</strong></a>) feature individual needle valves for each sample position. Rule of thumb: If you are running 10 samples in a 24-position unit, ensure the other 14 needles are closed.</li><li><strong>Check for Leaks:</strong> It sounds basic, but a loose fitting on a regulator can waste cylinders of gas over a weekend. A simple "snoop test" (soapy water) on your connections every quarter is a zero-cost maintenance habit that saves money.</li><li><strong>Optimize Bath Temperature: </strong>In nitrogen blowdown evaporation, gas flow and temperature work together. If your water bath is too cool, you have to blow gas for longer to <a target="_blank" rel="noopener noreferrer" href="https://blog.organomation.com/blog/optimum-temperature-for-nitrogen-evaporation-instruments"><strong>achieve dryness</strong></a>. Ensuring your bath is at the optimal temperature for your solvent (e.g., 35-40°C for DCM) reduces the total time the gas needs to run.</li></ul><h3><strong>Conclusion</strong></h3><p>The era of "cheap" delivered gas is likely behind us. As the 2025 survey data shows, labs sticking to the status quo of cylinders and dewars are facing rising costs and logistical headaches. By transitioning to on-demand generation and optimizing your evaporation workflows, you can insulate your lab from market volatility and keep your budget focused on research, not utility bills.</p><blockquote><p><strong>Want to see the full data?</strong><br>Download the<a target="_blank" rel="noopener noreferrer" href="https://explore.organomation.com/nitrogen-usage-survey-2025-download"><strong> Laboratory Nitrogen Usage Report </strong></a>to benchmark your lab’s spending against industry peers.</p><p><strong>Curious about your potential savings?</strong><br>Try our <a target="_blank" rel="noopener noreferrer" href="https://www.organomation.com/how-much-could-i-save-switching-to-a-nitrogen-generator"><strong>Nitrogen Generator Savings Calculator </strong></a>to see exactly how much you could save by making the switch.</p></blockquote>

Why Nitrogen Is Costing Labs More Than Ever — And How to Reduce the High Price Tag

<h4><strong>Light can heal. Light can power devices. But light can also destroy molecules.</strong></h4><p><strong>🎤Kshmeya Chopra</strong></p><p><strong>In this episode of Concentrating on Chromatography, we sit down with Kshmeya Chopra to explore how phthalocyanines — highly conjugated macrocycles used in photodynamic therapy, sensing, and organic electronics — respond to prolonged light exposure.</strong></p><p>Using UV–Vis spectroscopy, Kshmeya and her research team systematically investigated how:</p><ul><li>The central metal (Zn²⁺ vs In³⁺)</li><li>Degree of fluorination</li><li>Axial ligands</li><li>Solvent environment (EtOAc vs DMSO)</li></ul><p>By monitoring changes in the Q-band absorbance over time and calculating extinction coefficients using Beer–Lambert law, the team uncovered clear structure–property relationships governing light-induced degradation.</p><h4><strong>We discuss:</strong></h4><p>🔬 How UV–Vis spectroscopy tracks molecular breakdown<br>🧪 Aggregation vs true chemical degradation<br>☀️ Why fluorination improves photostability<br>⚖️ Zinc vs indium coordination effects<br>📊 Extinction coefficients and what they reveal about macrocycle behavior<br>🧬 How LC–MS and HRMS could identify degradation products<br>🎓 Advice for undergraduate students entering photochemistry and analytical research</p><p>This conversation bridges spectroscopy, materials chemistry, and analytical science — showing how subtle molecular design choices dramatically impact stability and real-world application potential.</p><p>If you’re interested in photochemistry, UV–Vis analysis, chromatography, or rational molecular design, this episode is for you.</p><h3><strong>Video Transcription</strong></h3><div><div><section><div><div><div><div><div><div><p>In this interview, Kshmeya Chopra, a pre-med sophomore at the University of Tampa, discusses her summer research project conducted at Seton Hall University. The work focused on the photostability of phthalocyanines—highly conjugated macrocyclic compounds widely used in photodynamic therapy, sensing, catalysis, and optoelectronics. The study investigated how structural factors such as the central metal ion and fluorination influence resistance to light-induced degradation.</p><h4><strong>What Are Phthalocyanines?</strong></h4><p>Phthalocyanines are large aromatic macrocycles characterized by extensive π-electron conjugation. This structure enables strong absorption in the red and near-infrared regions of the electromagnetic spectrum, making them attractive for a variety of advanced applications, including:</p><ul><li>Photodynamic therapy</li><li>Optoelectronic devices</li><li>Catalysis</li><li>Chemical and biological sensing</li></ul><p>One reason these compounds are particularly interesting is that relatively small structural modifications—such as changing the central metal atom or introducing substituents—can significantly alter their physical and chemical properties.</p><h4><strong>Why Photostability Matters</strong></h4><p>Many practical applications expose phthalocyanines to continuous illumination for extended periods. If the molecules degrade rapidly under light exposure, they lose functionality and may generate undesirable degradation products.</p><p>According to Chopra, photostability is therefore directly linked to both the effectiveness and safety of these materials, especially in biomedical applications such as photodynamic therapy where prolonged light exposure is an essential part of treatment.</p><h4><strong>Research Objective</strong></h4><p>The central goal of the project was to determine how two structural parameters affect photostability:</p><ul><li>The identity of the central metal (zinc versus indium)</li><li>The degree of fluorination</li></ul><p>The researchers aimed to understand whether these modifications could improve resistance to light-induced degradation and therefore enhance long-term performance in practical applications.</p><h4><strong>Monitoring Degradation Using UV-Vis Spectroscopy</strong></h4><h5><strong>Why the Q Band Was Selected</strong></h5><p>The study used UV-Visible spectroscopy to monitor photodegradation, focusing specifically on the Q band.</p><p>The Q band represents the principal electronic transition within phthalocyanine molecules and is highly sensitive to structural changes. As degradation occurs, the Q-band signal typically:</p><ul><li>Decreases in intensity</li><li>Shifts in wavelength</li></ul><p>These changes provide a convenient and reliable indicator of molecular degradation over time.</p><h4><strong>Experimental Design</strong></h4><p>The photostability experiments were designed to simulate realistic light exposure conditions.</p><h5><strong>Experimental Conditions</strong></h5><ul><li>A solar simulator lamp operating at approximately two-sun intensity was used.</li><li>Samples were irradiated for two hours.</li><li>UV and infrared filters were incorporated to minimize heating effects.</li><li>Measurements were collected throughout the exposure period to monitor degradation kinetics.</li></ul><p>This setup allowed the researchers to investigate photochemical degradation while minimizing thermal artifacts.</p><h4><strong>Spectroscopy Versus Spectrometry</strong></h4><p>During the interview, Chopra explained the distinction between spectroscopy and spectrometry:</p><h5><strong>Spectroscopy</strong></h5><p>Measures interactions between matter and electromagnetic radiation, such as:</p><ul><li>UV-Vis absorption</li><li>Infrared absorption</li><li>Fluorescence</li></ul><h5><strong>Spectrometry</strong></h5><p>Typically involves ion generation and mass analysis, such as:</p><ul><li>Mass spectrometry (MS)</li><li>LC-MS</li><li>GC-MS</li></ul><p>The project relied on spectroscopy rather than spectrometry because the objective was to monitor optical changes associated with molecular degradation.</p><h4><strong>Potential Role of LC-MS in Future Studies</strong></h4><p>While UV-Vis spectroscopy successfully monitored overall degradation, it could not identify the degradation products formed during irradiation.</p><p>For future investigations, Chopra suggested employing:</p><ul><li>Liquid chromatography–mass spectrometry (LC-MS)</li><li>High-resolution mass spectrometry (HRMS)</li><li>Tandem mass spectrometry (MS/MS)</li></ul><p>These techniques would allow separation and identification of degradation products while providing exact mass measurements and structural information.</p><h4><strong>Influence of Solvent on Photostability</strong></h4><h5><strong>Role of DMSO and Acetate-Based Systems</strong></h5><p>The study examined the influence of solvent environment on degradation behavior.</p><p>According to Chopra:</p><ul><li>DMSO tends to maintain phthalocyanines in a predominantly monomeric state.</li><li>Acetate-containing systems promote molecular aggregation.</li></ul><p>Aggregation significantly influences photostability because aggregated molecules can partially shield one another from light exposure.</p><h4><strong>Aggregation as a Protective Mechanism</strong></h4><p>The researchers observed lower degradation rates in systems where aggregation occurred.</p><p>These findings support the hypothesis that aggregation provides protection against photodegradation by reducing effective light exposure and limiting photochemical reactions.</p><h4><strong>Characterizing Degradation Products</strong></h4><p>When discussing analytical strategies beyond UV-Vis spectroscopy, Chopra emphasized the value of mass spectrometry.</p><h5><strong>Preferred Workflow</strong></h5><ol><li>LC separation of intact phthalocyanines and degradation products</li><li>HRMS measurement for exact mass determination</li><li>MS/MS experiments for structural characterization</li></ol><p>Although NMR spectroscopy could be useful for purified products, limited solubility and complex mixtures make MS-based techniques more practical during early-stage investigations.</p><h4><strong>Recommended Chromatographic Approach</strong></h4><p>For separating intact phthalocyanines from degradation products, Chopra identified reverse-phase chromatography as the most suitable option.</p><h5><strong>Why Reverse-Phase LC?</strong></h5><p>Intact phthalocyanines are:</p><ul><li>Large</li><li>Highly hydrophobic</li><li>Strongly conjugated</li></ul><p>In contrast, degradation products are expected to be:</p><ul><li>Smaller</li><li>More polar</li></ul><p>This polarity difference should provide effective chromatographic separation.</p><p>Alternative techniques present limitations:</p><ul><li>Normal-phase chromatography may suffer from solubility challenges.</li><li>Size-exclusion chromatography may not provide sufficient resolution between structurally related species.</li></ul><h4><strong>Analytical Challenges</strong></h4><p>Phthalocyanines present several analytical difficulties:</p><h5><strong>Aggregation</strong></h5><p>Aggregation complicates both spectroscopic and chromatographic measurements.</p><h5><strong>Limited Solubility</strong></h5><p>Poor solubility can hinder sample preparation and analytical reproducibility.</p><h5><strong>Surface Adsorption</strong></h5><p>The compounds may adsorb onto instrument surfaces or chromatographic columns, resulting in:</p><ul><li>Peak tailing</li><li>Signal loss</li><li>Reduced quantitative accuracy</li></ul><p>Careful solvent selection and concentration control are therefore essential.</p><h4><strong>Major Research Challenges</strong></h4><p>The most difficult aspect of the project was maintaining consistent experimental conditions while accounting for aggregation effects.</p><p>A key challenge involved distinguishing:</p><ul><li>True chemical degradation</li><li>Spectral changes caused by aggregation</li><li>Solvent-induced spectral variations</li></ul><p>Achieving reproducible results across different compounds and solvent systems required careful experimental control and extensive troubleshooting.</p><h4><strong>Advice for Undergraduate Researchers</strong></h4><p>Drawing from her own experience as a sophomore undergraduate researcher, Chopra offered several recommendations:</p><h5><strong>Focus on Fundamentals</strong></h5><p>Strong understanding of spectroscopy and physical chemistry is essential.</p><h5><strong>Understand the Instrumentation</strong></h5><p>Learning why instruments behave as they do is more valuable than simply collecting data.</p><h5><strong>Be Patient</strong></h5><p>Research frequently involves troubleshooting and unexpected outcomes.</p><h5><strong>Stay Persistent</strong></h5><p>Success often depends on perseverance and careful interpretation rather than immediate results.</p><h4><strong>Broader Significance</strong></h4><p>Chopra emphasized that photostability studies extend beyond academic curiosity.</p><p>Understanding how phthalocyanines degrade under illumination directly affects their suitability for biomedical applications such as photodynamic therapy. Improved photostability can enhance treatment effectiveness while reducing the formation of potentially harmful degradation products.</p><p>Consequently, investigations into degradation pathways have important implications for both material design and patient safety.</p><h4><strong>Conclusion</strong></h4><p>This study demonstrates how relatively subtle structural modifications—such as changing the central metal ion or fluorination pattern—can influence the photostability of phthalocyanines. Through UV-Vis monitoring of Q-band behavior, the researchers showed that solvent environment and molecular aggregation significantly affect degradation behavior. Future work incorporating LC-MS, HRMS, and MS/MS analysis could provide deeper insight into degradation pathways and guide the design of more robust photosensitive materials for biomedical and technological applications.</p></div></div></div></div></div></div></section></div></div><blockquote><p><strong>This text has been automatically transcribed from a video presentation using AI technology. It may contain inaccuracies and is not guaranteed to be 100% correct.</strong></p></blockquote><blockquote><h4><strong>Concentrating on Chromatography Podcast</strong></h4><p>Dive into the frontiers of chromatography, mass spectrometry, and sample preparation with host David Oliva. Each episode features candid conversations with leading researchers, industry innovators, and passionate scientists who are shaping the future of analytical chemistry. From decoding PFAS detection challenges to exploring the latest in AI-assisted liquid chromatography, this show uncovers practical workflows, sustainability breakthroughs, and the real-world impact of separation science. Whether you’re a chromatographer, lab professional, or researcher you'll discover inspiring content!</p><p>You can find <strong>Concentrating on Chromatography Podcast </strong>in podcast apps:</p><ul><li><a target="_blank" rel="noopener noreferrer" href="https://open.spotify.com/show/1wZg67rCjoGju4yhqxI3tL"><strong>Spotify</strong></a></li><li><a target="_blank" rel="noopener noreferrer" href="https://podcasts.apple.com/tz/podcast/concentrating-on-chromatography/id1788429185"><strong>Apple podcast</strong></a></li><li><a target="_blank" rel="noopener noreferrer" href="https://podscan.fm/podcasts/concentrating-on-chromatography"><strong>podscan</strong></a></li></ul><p>and on <a target="_blank" rel="noopener noreferrer" href="https://www.youtube.com/@ChromatographyTalk/videos"><strong>YouTube channel</strong></a></p></blockquote>

UV–Vis vs LC–MS: Studying Light-Induced Degradation in Phthalocyanines

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Organomation, founded in 1959, designs and manufactures high-quality nitrogen evaporators and extraction systems. Known for innovation and durability, their lab instruments are used globally for efficient sample preparation with strong customer support.

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Phenomenex Biozen SEC-3 LC columns

High inertness and particle consistency of both Biozen™ SEC columns drives greater reproducibility from injection-to-injection. 

<p><strong>High inertness and particle consistency </strong>of both Biozen™ SEC columns drives greater reproducibility from injection-to-injection. Combine this with the bioinert <strong>BioTi hardware</strong> and good aggregate recovery is no longer something that you’re missing out on.</p><p><strong>Biozen SEC columns provide:</strong></p><ul><li>High efficiency on both HPLC and UHPLC</li><li>Extreme inertness and robustness</li><li>Finely tuned high and low MS separation windows</li></ul><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Phenomenex_Biozen_SEC_3_3a6e232271.webp" alt="Phenomenex: Biozen SEC-3" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Phenomenex_Biozen_SEC_3_3a6e232271.webp 245w," sizes="100vw" width="500" height="150"></p><ul><li><strong>Separation Mode:</strong> Gel Filtration Chromatography (GFC)</li><li><strong>Particle Size:</strong> 1.8</li><li><strong>Recommended Use:</strong> High molecular weight (HMW) separation range of 10 k – 700 kDa</li></ul><h3><strong>Phenomenex Biozen Biologics LC Columns</strong></h3><p>With a new titanium <strong>BioTi™</strong> biocompatible <strong>hardware</strong> to minimize priming, <strong>four particle platforms</strong> for optimal versatility and <strong>nine particle chemistries</strong> to maximize selectivity and sensitivity, Biozen UHPLC/HPLC columns for <strong>protein analysis</strong> are seamlessly designed to bring peace of mind to your analysis of biologics through:</p><ul><li>Charge Variant Analysis</li><li>Aggregate Analysis</li><li>Peptide Mapping</li><li>Intact Mass Analysis</li><li>Intact and Subunit Analysis</li><li>Glycan Analysis</li><li>Peptide Quantitation</li><li>Drug Antibody Ratio (DAR)</li><li>Oligonucleotide Characterization</li></ul><h3><strong>Biocompatible Flow Path with BioTi™ Hardware</strong></h3><p>Keep your mind at ease knowing that we’ve minimized the need for priming with a new titanium infused biocompatible hardware and frit that doesn’t interfere with protein or peptide integrity!</p><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Phenomenex_Bio_Ti_Hardware_991fb53395.jpg" alt="Phenomenex: BioTi Hardware" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Phenomenex_Bio_Ti_Hardware_991fb53395.jpg 245w," sizes="100vw" width="1378" height="426"></p><h3><strong>4 Advanced Particle Platforms</strong></h3><p>All four of the Biozen particle platforms were individually designed and built by Phenomenex to take advantage of integral levels of performance, ruggedness, and reproducibility for protein characterization applications. Individually, each platform differs in the proprietary processing techniques used to control particle size and morphology.</p><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Phenomenex_Advanced_Particle_Platforms_a0959aca03.jpg" alt="Phenomenex: Advanced Particle Platforms" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Phenomenex_Advanced_Particle_Platforms_a0959aca03.jpg 245w," sizes="100vw" width="1439" height="868"></p>

Phenomenex Biozen SEC-2 LC columns

Biozen SEC columns are extremely inert, high density fully porous particle with high efficiency and low molecular weight separation range.

<p><strong>Biozen SEC columns</strong> are extremely inert, high density fully porous particle with high efficiency and low molecular weight (LMW) <strong>separation range</strong> of <strong>1 k – 450 kDa</strong>.</p><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Phenomenex_Biozen_SEC_3_3a6e232271.webp" alt="Phenomenex: Biozen SEC-2" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Phenomenex_Biozen_SEC_3_3a6e232271.webp 245w," sizes="100vw" width="500" height="150"></p><ul><li><strong>Separation Mode:</strong> Gel Filtration Chromatography (GFC)</li><li><strong>Particle Size:</strong> 1.8</li><li><strong>Recommended Use:</strong> Low molecular weight (LMW) separation range of 1 k – 450 kDa</li></ul><h3><strong>Phenomenex Biozen Biologics LC Columns</strong></h3><p>With a new titanium <strong>BioTi™</strong> biocompatible <strong>hardware</strong> to minimize priming, <strong>four particle platforms</strong> for optimal versatility and <strong>nine particle chemistries</strong> to maximize selectivity and sensitivity, Biozen UHPLC/HPLC columns for <strong>protein analysis</strong> are seamlessly designed to bring peace of mind to your analysis of biologics through:</p><ul><li>Charge Variant Analysis</li><li>Aggregate Analysis</li><li>Peptide Mapping</li><li>Intact Mass Analysis</li><li>Intact and Subunit Analysis</li><li>Glycan Analysis</li><li>Peptide Quantitation</li><li>Drug Antibody Ratio (DAR)</li><li>Oligonucleotide Characterization</li></ul><h3><strong>Biocompatible Flow Path with BioTi™ Hardware</strong></h3><p>Keep your mind at ease knowing that we’ve minimized the need for priming with a new titanium infused biocompatible hardware and frit that doesn’t interfere with protein or peptide integrity!</p><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Phenomenex_Bio_Ti_Hardware_991fb53395.jpg" alt="Phenomenex: BioTi Hardware" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Phenomenex_Bio_Ti_Hardware_991fb53395.jpg 245w," sizes="100vw" width="1378" height="426"></p><h3><strong>4 Advanced Particle Platforms</strong></h3><p>All four of the Biozen particle platforms were individually designed and built by Phenomenex to take advantage of integral levels of performance, ruggedness, and reproducibility for protein characterization applications. Individually, each platform differs in the proprietary processing techniques used to control particle size and morphology.</p><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Phenomenex_Advanced_Particle_Platforms_a0959aca03.jpg" alt="Phenomenex: Advanced Particle Platforms" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Phenomenex_Advanced_Particle_Platforms_a0959aca03.jpg 245w," sizes="100vw" width="1439" height="868"></p>

Phenomenex Biozen dSEC-2 LC columns

Biozen dSEC columns use low-pore silica with a proprietary hydrophilic diol bond to prevent silica-protein interactions.

<p><strong>Advanced SEC Silica Particle Technology and Surface Chemistry for Characterizing Biomolecules</strong></p><p>The <strong>Biozen dSEC columns</strong> are packed with low pore volume silica coupled with a proprietary hydrophilic diol-type bonded surface chemistry that prevents the silica surface from interacting with <strong>protein samples</strong>.</p><ul><li>Exceptionally Robust, Pore Controlled SEC Particle</li><li>Extreme Stability and Exceptional Lifetime</li><li>Reproducible Separations</li></ul><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Phenomenex_Biozen_dsec_63af9af237.webp" alt="Phenomenex: Biozen-dSEC-2" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Phenomenex_Biozen_dsec_63af9af237.webp 245w," sizes="100vw" width="500" height="150"></p><ul><li><strong>Separation Mode:</strong> Gel Filtration Chromatography (GFC)</li><li><strong>Pore size</strong>: 200</li><li><strong>Particle Size:</strong> 1.8, 3</li><li><strong>Recommended Use:</strong> Analysis of monoclonal antibodies, biosimilars and other biomolecules by using specific molecular weights with improved column lifetimes and recovery</li></ul><h4><strong>Biozen SEC Proprietary Silica Particle Technology</strong></h4><p>The Biozen dSEC columns are packed with low pore volume silica coupled with a proprietary hydrophilic diol-type bonded surface chemistry that prevents the silica surface from interacting with protein samples.</p><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Phenomenex_Biozen_SEC_Proprietary_Silica_Particle_Technology_502218b910.jpg" alt="Phenomenex: Biozen SEC Proprietary Silica Particle Technology" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Phenomenex_Biozen_SEC_Proprietary_Silica_Particle_Technology_502218b910.jpg 245w," sizes="100vw" width="1448" height="469"></p><h4><strong>Improved Column Lifetime and Performance Stability</strong></h4><p>Phenomenex’s optimized SEC column loading technology has significantly improved the overall packing density and silica distribution of the columns leading to improved chromatographic lifetime and stability.</p><h4><strong>New Standard for Platform SEC Methods</strong></h4><p>Whether IgG2 or IgG4 isotypes, bispecifics, or Fc-Fusions, dSEC-2 provides excellent separation and sample recovery for many different classes of antibodies and related recombinant proteins.</p><h3><strong>Phenomenex Biozen Biologics LC Columns</strong></h3><p>With a new titanium <strong>BioTi™</strong> biocompatible <strong>hardware</strong> to minimize priming, <strong>four particle platforms</strong> for optimal versatility and <strong>nine particle chemistries</strong> to maximize selectivity and sensitivity, Biozen UHPLC/HPLC columns for <strong>protein analysis</strong> are seamlessly designed to bring peace of mind to your analysis of biologics through:</p><ul><li>Charge Variant Analysis</li><li>Aggregate Analysis</li><li>Peptide Mapping</li><li>Intact Mass Analysis</li><li>Intact and Subunit Analysis</li><li>Glycan Analysis</li><li>Peptide Quantitation</li><li>Drug Antibody Ratio (DAR)</li><li>Oligonucleotide Characterization</li></ul><h3><strong>Biocompatible Flow Path with BioTi™ Hardware</strong></h3><p>Keep your mind at ease knowing that we’ve minimized the need for priming with a new titanium infused biocompatible hardware and frit that doesn’t interfere with protein or peptide integrity!</p><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Phenomenex_Bio_Ti_Hardware_991fb53395.jpg" alt="Phenomenex: BioTi Hardware" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Phenomenex_Bio_Ti_Hardware_991fb53395.jpg 245w," sizes="100vw" width="1378" height="426"></p><h3><strong>4 Advanced Particle Platforms</strong></h3><p>All four of the Biozen particle platforms were individually designed and built by Phenomenex to take advantage of integral levels of performance, ruggedness, and reproducibility for protein characterization applications. Individually, each platform differs in the proprietary processing techniques used to control particle size and morphology.</p><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Phenomenex_Advanced_Particle_Platforms_a0959aca03.jpg" alt="Phenomenex: Advanced Particle Platforms" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Phenomenex_Advanced_Particle_Platforms_a0959aca03.jpg 245w," sizes="100vw" width="1439" height="868"></p>

Phenomenex Biozen dSEC-7 LC columns

dSEC-7 optimizes dimensions to save sample, speed up runs, and enhance resolution for AAVs and large biomolecule separations.

<p><strong>AAV and Large Biomolecule Aggregate Analysis​</strong></p><p><strong>Biozen dSEC-7 columns</strong> are packed with <strong>700 Å large pore silica</strong> coupled with a proprietary hydrophilic diol-type bonded surface chemistry that ensures silica surface interactions are mitigated. Designed with optimized column dimensions, dSEC-7 conserves valuable sample consumption, facilitates faster run times, and maximizes resolution for AAVs and large biomolecule separations.</p><p><strong>Robust and reliable aggregate analysis:</strong></p><ul><li>Baseline resolution of monomer/aggregate species through 700 Å pore size</li><li>Reduction in sample consumption by up to 90 % compared to traditional SEC columns</li><li>Reduction in method times by up to 50 % when compared to traditional SEC columns</li></ul><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Phenomenex_Biozen_dsec_63af9af237.webp" alt="Phenomenex: Biozen-dSEC-7" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Phenomenex_Biozen_dsec_63af9af237.webp 245w," sizes="100vw" width="500" height="150"></p><ul><li><strong>Separation Mode:</strong> Gel Filtration Chromatography (GFC)</li><li><strong>Pore size</strong>: 700</li><li><strong>Recommended Use:</strong> Aggregate analysis of AAVs and other large biomolecules using specific molecular weights that conserves sample consumption, facilitates faster run times, and maximizes resolution.</li></ul><h4><strong>An SEC Column for AAV Aggregate Analysis</strong></h4><figure class="image"><img style="aspect-ratio:668/575;" src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Phenomenex_Biozen_d_SEC_7_Column_b307c4217d.jpg" alt="Phenomenex: Biozen dSEC-7 Column" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Phenomenex_Biozen_d_SEC_7_Column_b307c4217d.jpg 182w," sizes="100vw" width="668" height="575"></figure><h4><strong>Biozen dSEC-7 Features</strong></h4><h5><strong>Improved Loading</strong></h5><ul><li>dSEC-7 addresses the challenge of aggregate analysis by offering accurate detection and separation with injections as low as 0.5 µL. Unlike traditional methods that demand large sample volumes, dSEC-7 conserves valuable samples, allowing for replicate analyses and ensuring availability for other CQA tests.</li></ul><h5><strong>Mobile Phase Flexibility</strong></h5><ul><li>dSEC-7’s particle properties facilitate robust separation of monomer from aggregate species, regardless of which mobile phase best suits your sample. This ensures reproducible results while accommodating unique sample demands, easing the burden of method condition optimization during development.</li></ul><h5><strong>Serotype Versatility</strong></h5><ul><li>With its robust performance and 700 Å pore size, dSEC-7 effectively resolves monomer from aggregate peaks across various AAV serotypes. This capability is crucial for evaluating appropriate serotype candidates, each varying in its unique tissue and cell tropisms, to ensure desired therapeutic outcomes are achieved.</li></ul><h5><strong>Instrument Agnostic Performance</strong></h5><ul><li>Despite differences in dwell volume and dispersion across various sites and departments, dSEC-7 consistently delivers robust and reproducible performance across commercially available LC instrumentation. This ensures reliable results regardless of variations in equipment, setup, or location.</li></ul><h5><strong>Outperforms Trending Solutions</strong></h5><ul><li>dSEC-7 excels in providing superior resolution over market alternatives, particularly when characterizing higher-level aggregates in AAV analysis. Unlike current market solutions with insufficient particle pore size, dSEC-7 ensures accurate and reproducible separation of AAV monomer from aggregates.</li></ul><h5><strong>Enhanced Detector Flexibility</strong></h5><ul><li>Conquer sample limitations using SEC-FLR for heightened sensitivity, SEC-MALS for precise molecular weight determination, or SEC-UV for routine analysis. Achieving comprehensive AAV characterization insights by transferring methods across detector technologies with unique benefits is now seamless.</li></ul><h3><strong>Phenomenex Biozen Biologics LC Columns</strong></h3><p>With a new titanium <strong>BioTi™</strong> biocompatible <strong>hardware</strong> to minimize priming, <strong>four particle platforms</strong> for optimal versatility and <strong>nine particle chemistries</strong> to maximize selectivity and sensitivity, Biozen UHPLC/HPLC columns for <strong>protein analysis</strong> are seamlessly designed to bring peace of mind to your analysis of biologics through:</p><ul><li>Charge Variant Analysis</li><li>Aggregate Analysis</li><li>Peptide Mapping</li><li>Intact Mass Analysis</li><li>Intact and Subunit Analysis</li><li>Glycan Analysis</li><li>Peptide Quantitation</li><li>Drug Antibody Ratio (DAR)</li><li>Oligonucleotide Characterization</li></ul><h3><strong>Biocompatible Flow Path with BioTi™ Hardware</strong></h3><p>Keep your mind at ease knowing that we’ve minimized the need for priming with a new titanium infused biocompatible hardware and frit that doesn’t interfere with protein or peptide integrity!</p><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Phenomenex_Bio_Ti_Hardware_991fb53395.jpg" alt="Phenomenex: BioTi Hardware" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Phenomenex_Bio_Ti_Hardware_991fb53395.jpg 245w," sizes="100vw" width="1378" height="426"></p><h3><strong>4 Advanced Particle Platforms</strong></h3><p>All four of the Biozen particle platforms were individually designed and built by Phenomenex to take advantage of integral levels of performance, ruggedness, and reproducibility for protein characterization applications. Individually, each platform differs in the proprietary processing techniques used to control particle size and morphology.</p><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Phenomenex_Advanced_Particle_Platforms_a0959aca03.jpg" alt="Phenomenex: Advanced Particle Platforms" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Phenomenex_Advanced_Particle_Platforms_a0959aca03.jpg 245w," sizes="100vw" width="1439" height="868"></p>

Phenomenex Biozen dSEC-1 LC columns

Phenomenex Biozen dSEC-1 is a high-resolution SEC column for peptide therapeutics, delivering fast, reproducible aggregate analysis with improved peak shape and compatibility with SEC-MS and SEC-MALS.

<h4><strong>High-Resolution Aggregate Analysis for Peptide Therapeutics</strong></h4><p>Biozen dSEC-1 columns are engineered to meet the growing demand for aggregate analysis in peptide therapeutics and mid-sized biologics. Packed with 90 Å small pore silica and featuring inert diol-based surface chemistry, dSEC-1 delivers enhanced resolution for low and high molecular weight peptide aggregates. Its robust design ensures reproducibility and compatibility with advanced workflows like SEC-MS and SEC-MALS.</p><h5><strong>Robust Performance for Peptide Aggregate Analysis</strong></h5><ul><li>High resolution for low/high MW peptide aggregates (1–50 kDa)</li><li>Reproducible, and fast analysis with extended column lifetime</li><li>Improved peak asymmetry by up to 40%</li><li><strong>Recommended Use: </strong>Analysis of peptides, protein fragments, and small biologics with reduced analysis times and improved column lifetimes.</li></ul><h4><strong>Aggregate and Monomer Separation in Liraglutide Formulations</strong></h4><ul><li>Baseline resolution of monomer and two aggregates achieved in under 10 minutes</li><li>Exceptional reproducibility with retention time RSD ≤ 0.08% and peak area RSD ≤ 0.01%</li><li>Clear detection at low levels with S/N ratios of 13, 75, and 10,917 for aggregates and monomer</li></ul><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Phenomenex_separation_in_liraglutide_formulations_3_b0d97cd01f.jpg" alt="Phenomenex: Aggregate and Monomer Separation in Liraglutide Formulations" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Phenomenex_separation_in_liraglutide_formulations_3_b0d97cd01f.jpg 245w," sizes="100vw" width="938" height="307"></p><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Phenomenex_separation_in_liraglutide_formulations_2_035bfea3bc.jpg" alt="Phenomenex: Aggregate and Monomer Separation in Liraglutide Formulations" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Phenomenex_separation_in_liraglutide_formulations_2_035bfea3bc.jpg 245w," sizes="100vw" width="1700" height="1050"></p><h3><strong>Biozen SEC Proprietary Silica Particle Technology</strong></h3><p>The Biozen dSEC columns are packed with low pore volume silica coupled with a proprietary hydrophilic diol-type bonded surface chemistry that prevents the silica surface from interacting with protein samples.</p><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Phenomenex_Biozen_SEC_Proprietary_Silica_Particle_Technology_502218b910.jpg" alt="Phenomenex: Biozen SEC Proprietary Silica Particle Technology" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Phenomenex_Biozen_SEC_Proprietary_Silica_Particle_Technology_502218b910.jpg 245w," sizes="100vw" width="1448" height="469"></p><h4><strong>Improved Column Lifetime and Performance Stability</strong></h4><p>Phenomenex’s optimized SEC column loading technology has significantly improved the overall packing density and silica distribution of the columns leading to improved chromatographic lifetime and stability.</p><h4><strong>New Standard for Platform SEC Methods</strong></h4><p>Whether IgG2 or IgG4 isotypes, bispecifics, or Fc-Fusions, dSEC-2 provides excellent separation and sample recovery for many different classes of antibodies and related recombinant proteins.</p><h3><strong>Phenomenex Biozen Biologics LC Columns</strong></h3><p>With a new titanium <strong>BioTi™</strong> biocompatible <strong>hardware</strong> to minimize priming, <strong>four particle platforms</strong> for optimal versatility and <strong>nine particle chemistries</strong> to maximize selectivity and sensitivity, Biozen UHPLC/HPLC columns for <strong>protein analysis</strong> are seamlessly designed to bring peace of mind to your analysis of biologics through:</p><ul><li>Charge Variant Analysis</li><li>Aggregate Analysis</li><li>Peptide Mapping</li><li>Intact Mass Analysis</li><li>Intact and Subunit Analysis</li><li>Glycan Analysis</li><li>Peptide Quantitation</li><li>Drug Antibody Ratio (DAR)</li><li>Oligonucleotide Characterization</li></ul><h3><strong>Biocompatible Flow Path with BioTi™ Hardware</strong></h3><p>Keep your mind at ease knowing that we’ve minimized the need for priming with a new titanium infused biocompatible hardware and frit that doesn’t interfere with protein or peptide integrity!</p><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Phenomenex_Bio_Ti_Hardware_991fb53395.jpg" alt="Phenomenex: BioTi Hardware" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Phenomenex_Bio_Ti_Hardware_991fb53395.jpg 245w," sizes="100vw" width="1378" height="426"></p><h3><strong>4 Advanced Particle Platforms</strong></h3><p>All four of the Biozen particle platforms were individually designed and built by Phenomenex to take advantage of integral levels of performance, ruggedness, and reproducibility for protein characterization applications. Individually, each platform differs in the proprietary processing techniques used to control particle size and morphology.</p><p><img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/Phenomenex_Advanced_Particle_Platforms_a0959aca03.jpg" alt="Phenomenex: Advanced Particle Platforms" srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_Phenomenex_Advanced_Particle_Platforms_a0959aca03.jpg 245w," sizes="100vw" width="1439" height="868"></p>

Products from category GPC/SEC HPLC columns from Phenomenex distributed by Phenomenex - page 1

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