<h3>Two Dimensions, One Solution: Advancing Oligonucleotide Analysis with 2D-LC</h3><h4>Why Consider 2D-LC for Oligonucleotide Analysis?</h4>In oligonucleotide analytics, achieving reliable and precise results is not optional—it is fundamental. These biomolecules are inherently complex, often containing truncated sequences, structural variants, and a wide range of impurities. Such complexity frequently exceeds the separation capabilities of conventional one-dimensional liquid chromatography (1D-LC). As a result, critical components may coelute or remain unresolved, limiting analytical confidence.Two-dimensional liquid chromatography (2D-LC) offers a powerful alternative by significantly enhancing separation performance. By combining two complementary separation mechanisms, 2D-LC improves resolution, sensitivity, and overall analytical reliability. This enables a much deeper understanding of oligonucleotide samples and their compositional intricacies.<blockquote><h4>Previous parts from the Oligos Made Easy series</h4><ul><li>Part 1: <a target="_blank" rel="noopener noreferrer" href="https://lcms.labrulez.com/article/6808">Overview</a></li><li>Part 2: <a target="_blank" rel="noopener noreferrer" href="https://lcms.labrulez.com/article/6846">AEX</a></li><li>Part 3: <a target="_blank" rel="noopener noreferrer" href="https://lcms.labrulez.com/article/6880">IP-RP</a></li><li>Part 4: <a target="_blank" rel="noopener noreferrer" href="https://lcms.labrulez.com/article/6912">HILIC</a></li><li>Part 5: <a target="_blank" rel="noopener noreferrer" href="https://lcms.labrulez.com/article/6944">SEC</a></li><li>Part 6: <a target="_blank" rel="noopener noreferrer" href="https://lcms.labrulez.com/article/6982">Column Navigator</a></li><li>Part 7: <a target="_blank" rel="noopener noreferrer" href="https://lcms.labrulez.com/article/7012">Large Scale AEX</a></li><li>Part 8: <a target="_blank" rel="noopener noreferrer" href="https://lcms.labrulez.com/article/7045">Sepapure oliGO</a></li></ul></blockquote><h4>Moving Beyond the Limits of 1D-LC</h4>For many years, 1D-LC has served as a standard tool for biopharmaceutical characterization. However, its inherent limitations become apparent when dealing with highly complex mixtures. The selectivity of a single chromatographic dimension is restricted, and the lack of orthogonality in retention mechanisms often results in insufficient separation. As sample complexity increases, the resolving power of 1D-LC becomes inadequate.<img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/KNAUER_Figure_1_2_D_LC_Principle_Graphic_by_KNAUER_43e04d32a2.jpg" alt="KNAUER: Figure 1 - 2D-LC Principle (Graphic by KNAUER)." srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_KNAUER_Figure_1_2_D_LC_Principle_Graphic_by_KNAUER_43e04d32a2.jpg 245w," sizes="100vw" width="1291" height="391">Two-dimensional LC addresses these limitations by coupling two chromatographic separations, which can be either similar or fundamentally different. Each dimension targets different physicochemical properties of analytes, enabling the resolution of compounds that would otherwise overlap. In essence, 2D-LC introduces an additional level of separation capacity, allowing analysts to disentangle coeluting species that remain unresolved in a single dimension.An important practical consideration is that the overall analysis time is governed by the second dimension. Because fractions from the first dimension must be processed sequentially, the second dimension must operate rapidly and efficiently. High-speed separations in the second dimension are therefore essential to maintain system performance and data quality.<h4>Architecture of a 2D-LC System</h4>At its core, a 2D-LC system relies on precise coordination between its components. The setup typically consists of two chromatographic columns, two pumping systems, and a switching valve that enables fraction transfer between dimensions. The sample is introduced through an autosampler and first separated on the primary column. Fractions of interest are then transferred into a loop via a switching valve and subsequently introduced into the second column for further separation.<img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/KNAUER_Figure_2_2_D_LC_System_Configuration_Example_Graphic_by_KNAUER_f5747adf3a.jpg" alt="KNAUER: Figure 2 - 2D LC System Configuration Example (Graphic by KNAUER)." srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_KNAUER_Figure_2_2_D_LC_System_Configuration_Example_Graphic_by_KNAUER_f5747adf3a.jpg 245w," sizes="100vw" width="859" height="517">The valve plays a crucial role in this process, acting as the interface between both chromatographic dimensions. Its function is to alternately collect fractions from the first dimension and inject them into the second dimension under high-pressure conditions. Various valve configurations can be employed, including ten-port or eight-port valves with dual-loop arrangements, or synchronized six-port valves. Regardless of configuration, the underlying principle remains the same: while one loop is being filled, the other is being flushed into the second dimension.<img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/KNAUER_Figure_3_Schematic_figure_of_ten_port_left_and_eight_port_valve_right_2_position_setup_for_2_D_LC_Graphic_by_KNAUER_9209661ea8.jpg" alt="KNAUER: Figure 3 - Schematic figure of ten-port (left) and eight-port valve (right) 2-position setup for 2D-LC (Graphic by KNAUER)." srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_KNAUER_Figure_3_Schematic_figure_of_ten_port_left_and_eight_port_valve_right_2_position_setup_for_2_D_LC_Graphic_by_KNAUER_9209661ea8.jpg 245w," sizes="100vw" width="1287" height="406">This alternating process requires precise timing. The second-dimension separation must be completed before the next fraction is ready for transfer. Consequently, synchronization between flow rates, loop volumes, and switching intervals is essential for maintaining chromatographic integrity.<img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/KNAUER_Figure_4_Schematic_figure_KNAUER_eight_port_2_position_valve_for_2_D_LC_Graphic_by_KNAUER_f9a5f06f5f.jpg" alt="KNAUER: Figure 4 - Schematic figure KNAUER eight-port 2 position valve for 2D-LC (Graphic by KNAUER)." srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_KNAUER_Figure_4_Schematic_figure_KNAUER_eight_port_2_position_valve_for_2_D_LC_Graphic_by_KNAUER_f9a5f06f5f.jpg 245w," sizes="100vw" width="756" height="391"><h4>Applying 2D-LC to Oligonucleotide Analysis</h4>In oligonucleotide workflows, 2D-LC combines two complementary separation strategies to address sample complexity. The first dimension is typically used for bulk separation based on properties such as size, charge, or polarity. Techniques such as size-exclusion chromatography (SEC), anion-exchange chromatography (AEX), ion-pair reversed-phase chromatography (IP-RP), hydrophilic interaction chromatography (HILIC), or mixed-mode chromatography (MMC) are commonly applied. This step reduces sample complexity and can also serve as an online desalting stage, removing salts and buffer components that could interfere with downstream detection, particularly when mass spectrometry is used.Following this initial separation, selected fractions are transferred to the second dimension. This transfer can be performed either selectively or comprehensively, depending on the analytical goal. The second dimension is typically optimized for high-resolution separation, allowing detailed characterization of closely related species such as truncated oligonucleotides, sequence variants, or chemically modified impurities. When coupled with mass spectrometry, this setup enables accurate identification and sequencing.A key advantage of 2D-LC lies in the flexibility of combining different stationary phases and mobile phase conditions.&nbsp;Numerous separation combinations are possible, including:<ul><li>SEC×AEX</li><li>HILIC×IP-RP</li><li>IEC×IP-RP</li><li>IP-RP×IP-RP</li><li>AEX×HIC</li><li>MMC×SEC,</li><li>and even chiral×RP systems.&nbsp;</li></ul>This adaptability allows tailored workflows for specific analytical challenges.<h4>Heart-Cutting vs. Comprehensive 2D-LC</h4>When implementing 2D-LC, two primary transfer strategies are commonly used: heart-cutting and comprehensive transfer. Each approach offers distinct advantages depending on the analytical objective.Heart-cutting 2D-LC focuses on selected regions of interest from the first dimension. Only specific peaks or time windows are transferred to the second dimension for further analysis. This approach allows extended separation time and higher resolution in the second dimension, making it particularly suitable for targeted investigations of known critical compounds. However, because only selected fractions are analyzed, unexpected impurities outside the selected region may remain undetected.<img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/KNAUER_Figure_5_2_D_LC_Single_Heart_Cut_Principle_Graphic_by_KNAUER_b1b400784b.jpg" alt="KNAUER: Figure 5 - 2D-LC Single Heart-Cut Principle (Graphic by KNAUER)." srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_KNAUER_Figure_5_2_D_LC_Single_Heart_Cut_Principle_Graphic_by_KNAUER_b1b400784b.jpg 245w," sizes="100vw" width="1276" height="319">In contrast, comprehensive 2D-LC transfers the entire eluate from the first dimension into the second dimension in a continuous manner. This approach provides a complete and detailed representation of the sample, making it ideal for research and development, impurity profiling, and regulatory applications. While more demanding in terms of speed and system performance, comprehensive 2D-LC ensures full sample coverage.<img src="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/KNAUER_Figure_6_Full_Comprehensive_2_D_LC_Principle_Graphic_by_KNAUER_e13da63ef1.jpg" alt="KNAUER: Figure 6 - Full Comprehensive 2D-LC Principle (Graphic by KNAUER)." srcset="https://storage.googleapis.com/labrulez-bucket-strapi-h3hsga3/thumbnail_KNAUER_Figure_6_Full_Comprehensive_2_D_LC_Principle_Graphic_by_KNAUER_e13da63ef1.jpg 245w," sizes="100vw" width="1327" height="292">In practice, hybrid approaches may also be employed, combining targeted heart-cutting with broader comprehensive analysis to balance resolution and coverage.<h4>Practical Considerations for Method Development</h4>Successful implementation of 2D-LC for oligonucleotide analysis requires careful method design.&nbsp;<h5>1. Column selection&nbsp;</h5>It is a critical starting point, as the combination of stationary phases must provide sufficient orthogonality while maintaining compatibility between mobile phases. Typically, the first dimension is optimized for general separation of oligonucleotide size or class, while the second dimension focuses on sequence-specific resolution and compatibility with mass spectrometry.<h5>2. Mobile phase selection&nbsp;</h5>Differences in pH and organic modifiers can significantly influence separation behavior, but incompatibility between dimensions can compromise performance. Therefore, mobile phases must be designed as a coordinated system. The use of volatile buffers, such as ammonium acetate, is often preferred for MS-based detection.<h5>3. Instrumentation&nbsp;</h5>The switching valve must operate reliably under high pressure, with precise timing to ensure accurate fraction transfer. Loop volumes must be carefully selected to avoid overfilling, as excessive loading can lead to sample loss and distortion due to flow profile effects. As a general guideline, loops should not be filled beyond approximately 70% of their capacity.<h5>4. Method development&nbsp;</h5>Typically begins with optimization of the second dimension, as it dictates overall system timing. Fast separations using short columns and steep gradients are often required to maintain sufficient sampling frequency. Once the second dimension is established, the first dimension can be adjusted to achieve optimal resolution and compatibility.<h4>Final Remarks</h4>Two-dimensional liquid chromatography represents a powerful advancement in oligonucleotide analysis, enabling the resolution of complex mixtures that exceed the capabilities of conventional 1D approaches. By combining orthogonal separation mechanisms, 2D-LC reveals structural details and impurity profiles that would otherwise remain hidden.However, achieving optimal performance requires careful balancing of multiple factors, including column chemistry, mobile phase compatibility, system timing, and data acquisition. When properly implemented, 2D-LC provides a robust and highly informative platform for modern oligonucleotide characterization.<blockquote><ul><li>If you're planning to set up or optimize your oligonucleotide workflow, feel free to contact us at <a href="sales@knauer.net">sales@knauer.net</a>. Stay tuned for more exciting insights into the Oligonucleotide world in our “Oligos Made Easy” series.</li><li>For more in-depth discussion or questions, reach out to the author at <a href="kindler@knauer.net">kindler@knauer.net</a></li></ul></blockquote>

Oligos Made Easy - Part 9: 2D-LC

News from LabRulezLCMS Library - Week 14, 2026

<h3>We're excited to announce that <a target="_blank" rel="noopener noreferrer" href="https://lcms.labrulez.com/products/999">Clarity Chromatography Software</a> version 10.1.2 is now available!</h3>This minor update expands Clarity’s portfolio with new control modules.<h4>Newly added Instrument control modules</h4><ul><li>Ecom auxiliary modules</li><li>HTA ICF control modules</li><li>Spark pump</li></ul><h4>Updated Instrument control modules</h4><ul><li><a target="_blank" rel="noopener noreferrer" href="https://lcms.labrulez.com/companies/168">Ecom</a> HPLC</li><li><a target="_blank" rel="noopener noreferrer" href="https://lcms.labrulez.com/companies/328">Knauer</a> HPLC</li><li>Spark ICF control modules</li><li>YoungIn Chromass HPLC</li></ul><blockquote>For a complete list of module changes, see the <a target="_blank" rel="noopener noreferrer" href="https://www.dataapex.com/version_history?product=1">Changelog</a>. For more info about exciting new features directly in Clarity, explore what was introduced in the <a target="_blank" rel="noopener noreferrer" href="https://lcms.labrulez.com/article/5622">Clarity 10.1 release highlights</a>.Clarity can control 1000+ instruments; the <a target="_blank" rel="noopener noreferrer" href="https://www.dataapex.com/controls">list can be previewed here</a>.</blockquote><h4>Supported Instruments in Clarity (DataApex) — Quick Guide</h4>Clarity Chromatography Software supports a wide range of chromatographs and peripherals via digital control (DD) and analog acquisition (A/D) using the Colibrick module.<h5>Gas Chromatographs (GC)</h5>Digital integration over LAN/RS232 (many via ICF):<ul><li>Agilent: 5890, 6890, 7890, 8860, 8890, Intuvo 9000</li><li>Shimadzu: GC-2010/2014, Nexis GC-2030</li><li>Thermo Fisher: TRACE 1300/1310</li><li>PerkinElmer: Clarus 400–690</li><li>Also supported: Dani, Ellutia, Young In Chromass, Apix, Fuli, GOW-MAC (selected models)</li></ul><blockquote>Note: Most Agilent 6890–8890 and Intuvo use LAN – ICF.</blockquote><h5>HPLC Systems</h5>Full system/module control:<ul><li>Agilent 1100–1290 Infinity II (ICF)</li><li>Shimadzu LC-10/20 and Nexera LC-40</li><li>PerkinElmer Flexar / NexSAR</li><li>Knauer Azura / BlueShadow / Smartline</li><li>Hitachi Chromaster / Primaide</li><li>Young In Chromass ChroZen series</li><li>Sykam S500–S600, Watrex Streamline, Hanon LC7000–7300</li></ul><h5>HPLC Modules (Pumps, Detectors, Ovens, Fraction Collectors)</h5><ul><li>Pumps: Agilent 1100–1290 families, Knauer, Shimadzu, PerkinElmer, Sykam, SSI, Ecom</li><li>Detectors: VWD/DAD(PDA)/RID/FLD/ELSD across Agilent, Shimadzu, Knauer, PerkinElmer, Young In Chromass, Ecom, etc.</li><li>Column Ovens: Agilent G1316x / G7116x, Shimadzu CTO-20/30/40, Knauer CT2.1, PerkinElmer Flexar</li><li>Fraction Collectors: Knauer FC 6.1, Teledyne FOXY series, Ecom ECF 2096, Waters Fraction Collector II</li></ul><h5>Autosamplers</h5><ul><li>Agilent GC ALS (7673/7683/7693/8697), HPLC ALS modules (G1313A–G7167C)</li><li>Shimadzu AOC-20 / AOC-5000+, SIL-10 / SIL-20 / SIL-40 series</li><li>CTC Analytics PAL, HTA autosamplers, Spark Alias/UHPLC, Knauer AS 6.1L</li><li>PerkinElmer Flexar / NexSAR AS</li></ul><h5>Other Devices</h5><ul><li>GC×GC modulators (e.g., Charles University GC×GC Modulator)</li><li>Valves &amp; switch modules (Agilent, Knauer, Shimadzu, VICI-Valco)</li><li>Degassers, flow monitors, managers, interfaces</li><li>LC-MS / GC-MS: Advion Expression CMS, Microsaic 4500 MiD, Markes BenchTOF (and others)</li><li>Balances (EA extension): Mettler Toledo, Sartorius</li></ul><h5>Analog Acquisition (Colibrick)</h5>A/D support for legacy or analog-output devices:<ul><li>GC: Agilent 5880/4890A, Varian 3xxx/3800/3900, PerkinElmer Clarus series, Thermo TRACE, Shimadzu GC-14/9A, Scion 43x/45x/83xx/85xx, etc.</li><li>HPLC Detectors: Waters 2487/2489, ESA Corona, Hitachi L-series, JASCO FP/UV, Ecom LCD series, many others</li><li>Elemental &amp; Amino Acid Analyzers: Carlo Erba/Costech ECS, Biochrom 20/30+</li></ul>If you are interested in a DEMO VERSION, contact us!

DataApex Clarity Chromatography software 10.1.2 just released!

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Since 1991 DataApex develops and manufactures chromatography data stations. DataApex is constantly striving to provide users with efficient and up-to-date tools for chromatography data processing.

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Based in Berlin, KNAUER is a medium-sized, owner-managed company that has been serving the sciences since 1962. We develop and manufacture scientific instruments of superior quality for liquid chromatography, including: Analytical HPLC/UHPLC, Preparative HPLC, Fast protein liquid chromatography (FPLC), Multi-column chromatography/Simulated moving bed (SMB) chromatography. High pressure dosing, in-line detection systems, and osmometry are additional business areas.

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Recent technological advancements have greatly expanded the options for high-quality mass spectrometry equipment. With significant progress in GC-MS, LC-MS, and gas generators, critical analyses can now be conducted with enhanced effectiveness and efficiency.
Join our technical webinar to gain a comprehensive overview of cutting-edge MS equipment and the latest innovations in utilizing hydrogen as a carrier gas. Discover the advancements, including Agilent&#39;s quadrupole time-of-flight LC-MS and PEAK Scientific&#39;s nitrogen gas generator, designed to optimize competitiveness and productivity in your analytical workflows.
<h5>Attend this webinar to:</h5>
<ul>
<li>Learn about why there is a huge drive to switch to hydrogen as a carrier gas for GC</li>
<li>Discover how to achieve time-saving efficiencies and meet future challenges with instrument intelligence using the latest quadrupole time-of-flight LC-MS</li>
<li>Understand how a gas generator can save you time and money as well as improve your lab’s sustainability</li>
</ul>
<h3>1. Novel Mass Spectrometry Technologies Expand Future of Biomarker Discovery Research</h3>
<ul>
<li>Diane Turner (Director and Senior Consultant, Anthias Consulting Ltd)</li>
</ul>
Gas chromatography - mass spectrometry (GC-MS) instruments are used for a wide variety of critical analyses and presents a topic of growing importance as the industry collectively moves away from helium as a carrier gas due to availability and pricing to suitable alternatives such as hydrogen.
In this webinar, Dr. Diane Turner from Anthias Consulting Ltd will focus on the innovations around using hydrogen as a carrier gas and explore the associated benefits as well as address the challenges involved.
<h5>In his talk, she will cover:</h5>
<ul>
<li>Why there is a huge drive to switch to hydrogen as a carrier gas for GC</li>
<li>The associated benefits and negatives of using hydrogen</li>
<li>A ‘to do’ list of parameters to re-optimize when switching to hydrogen</li>
</ul>
<h3>2. Be Ready for Future Challenges With an Intelligent LC-MS Solution</h3>
<ul>
<li>Christian Klein (Product Manager LC/Q-TOF and IM-QTOF, Agilent Technologies)</li>
</ul>
Many labs are faced with an ever-increasing sample load, while instrumentation and resources remain at a steady level. As a consequence, instrument throughput and uptime are critical factors to maintain competitiveness and productivity.
In this webinar, Dr. Christian Klein will show how you can meet these challenges with the newest time-of-flight LC-MS from Agilent. See examples of complete workflows demonstrating performance, robustness and throughput for food safety screening applications.
<h5>In his talk, he will cover:</h5>
<ul>
<li>Time-saving efficiencies and meeting future challenges with instrument intelligence</li>
<li>How to implement end-to-end workflows for food safety to produce meaningful results</li>
<li>How to identify and quickly assess compounds in question</li>
</ul>
<h3>3. How Can a Gas Generator Benefit Your Lab?</h3>
<ul>
<li>Petra Gierga (Product Manager, PEAK Scientific)</li>
</ul>
Labs face challenges every day and lab gas should not be one of these problems. On-site gas generators play a pivotal role in helping labs to streamline workflows while providing high-quality gas for LC-MS analysis.
In this webinar, Petra Gierga from PEAK Scientific will be discussing the benefits a gas generator can provide your lab over cylinders, dewars or bulk supply. Removing the need for repeated cylinder deliveries, cylinder contracts, manual handling and changing of cylinders – an in-house gas generator can reduce costs, increase productivity and improve your lab’s sustainability efforts.
<h5>In this talk, she will cover:</h5>
<ul>
<li>How a gas generator can save you time</li>
<li>The economic benefits of using a gas generator</li>
<li>The advantages a gas generator has for your labs workflows and long-term sustainability goals</li>
</ul>

Technology Networks: Breaking the Boundaries: The Latest Innovations in Mass Spectrometry

Breaking the Boundaries: The Latest Innovations in Mass Spectrometry

Technical webinar: overview of cutting-edge MS equipment and the latest innovations in utilizing H2 as a carrier gas, LC/Q-TOF or N2 gas generators.

The Latest Innovations in Mass Spectrometry

There is a lot of interest in adeno-associated viruses (AAVs), especially as vectors for gene therapy. AAVs are good candidates for this application due to their ability to infect both dividing and non-dividing cells without eliciting a strong immune response. Before AAV products can be released, they require unambiguous identification.
Agilent delivers total solutions for efficient AAV characterization and analysis while monitoring critical quality attributes.
This virtual event will provide you with expertise on:
<ul>
<li>LC/MS workflows for the identification of AAV capsid proteins and impurities</li>
<li>SEC workflows for aggregate and fragment analysis</li>
<li>IEX workflows to determine empty/full capsid ratios</li>
</ul>
Confirmed presentations
<ul>
<li>Introduction to the Analysis of Adeno-associated Virus Particles</li>
<li>AAV Capsid Protein Analysis using high resolution LC/MS</li>
<li>Multiple Peptide-Based Attributes of AAV with a Comprehensive LC/MS Method</li>
<li>Analytics of AAV based Gene Therapeutics</li>
</ul>
Who should attend?
<ul>
<li>Analytical development scientists</li>
<li>CDMO and CRO lab personnel</li>
<li>Biopharmaceutical scientists in process development</li>
</ul>

Agilent Technologies: Agilent AAV Workflow Summit: From Identity Confirmation to Aggregate Analysis

Agilent AAV Workflow Summit: From Identity Confirmation to Aggregate Analysis

Join us for half a day of virtual presentations on AAV analytical workflows

Agilent AAV Workflow Summit: From Confirmation to Analysis

Expansion of the MRM Toxicology Screening Methodology for Use With Waters Xevo TQ-S micro Tandem mass spectrometry has gained popularity over the years owing to its analytical sensitivity and selectivity, especially when used in MRM mode.
MRM can be used for quantitative analysis as well as targeted qualitative screening. Broad screening techniques that can detect a wide variety of toxicants in complex biological matrices are very much in demand in forensic toxicology laboratories.
At Waters, we have provided and supported, ready-to-implement MRM based toxicology screening solutions for almost two decades. 
This session will detail the further development of the popular Xevo TQ-S micro method and the expansion of the MRM Toxicology Screening Methodology which includes the addition of novel psychoactive substances (NPS) and other new drug classes.
Learning objectives – what you will learn:   
<ul>
<li>Expansion of the MRM nominal mass screening method</li>
<li>How the samples were prepared and data utilized</li>
<li>Total number of substances added and their drug classes</li>
</ul>
<blockquote>
Presenter: Nayan. S. Mistry (Senior Application Scientist, Forensics, Research &amp; Development, Waters Corporation, Waters Corporation)
</blockquote>
<blockquote>
Nayan Mistry is a Senior Application Scientist at Waters Corporation. Nayan joined Waters in 2009 and is part of a global team dedicated to performing research and development of applications and analytical solutions for Forensic Toxicology. 
</blockquote>
<blockquote>
Nayan’s key focus is on toxicology screening and he has expertise with both nominal mass and accurate mass-based screening using UNIFI and Waters_Connect application software. Nayan plays a key role in the development of these solutions and in the expansion of associated libraries. Currently Nayan is playing a key role in the development and support of the recently launched Xevo G3 QTof mass spectrometer in addition to other responsibilities for the nominal mass applications. His favourite aspect of the role is customer support - Nayan is greatly involved in global on-site customer support and training and has presented his work at conferences worldwide.
</blockquote>

Waters Corporation: Expanded Screening with a Nominal Mass Tandem Quadrupole System

Expanded Screening with a Nominal Mass Tandem Quadrupole System

This session will detail the further development of the popular Xevo TQ-S micro method and the expansion of the MRM Toxicology Screening Methodology.

Screening with a Nominal Mass Tandem Quadrupole MS

Join us for this exciting new demo series where we take you into our application laboratories to see the SELECT SERIES MRT in Action and explore different workflows from the beginning to the end. Register now for the demo series and see for yourself how MRT can expand the possibilities in your research.
We kickstart the series with an overview and demonstration of the technology and highlight the unique benefits when high mass resolution and sub-ppm accuracy combine with the speed of Time-Of-Flight. 
Join us to see how to run samples, experience the latest software for data acquisition, visualization, and interpretation. Register now for this event and see for yourself how MRT can expand the possibilities in your research.
The session will conclude with a live Q&amp;A where members of the Waters Discovery MS portfolio science team will be on hand to answer all of your questions. 
Why Should You Attend?
<ul>
<li>Learn about the operation of the novel SELECT SERIES MRT technology and see it in Action!</li>
<li>Find out about the unique capabilities of this instrument and how the different acquisition modes can be applied to measure complex samples.</li>
<li>Discover the benefits and flexibility of this technology for a wide range of applications including small and large molecule LC-MS and Imaging.</li>
</ul>
<blockquote>
Presenter: Martin Palmer (Principal Consulting Scientist, MS Discovery Program, Waters Corporation)
</blockquote>
<blockquote>
Martin Palmer is a Principal Scientist in the Discovery Mass Spectrometry team at Waters Corporation. He has over 20 years’ experience at Waters, most recently leading the scientific contribution required for the evaluation, development and commercialization of new MS technologies including the SELECT SERIES Cyclic IMS and MRT.
</blockquote>
<blockquote>
Martin collaborates extensively with customers to ensure their analytical challenges are understood and addressed by the next generation of high resolution mass spectrometers.
</blockquote>
<blockquote>
Martin received his Ph.D. in Mass Spectrometry from Sheffield Hallam University, UK (1999). His scientific work has aided the commercialisation of over 10 mass spectrometers, resulted in over 30 publications and two patents.
</blockquote>

Explore What’s Possible with MRT – Uncompromised Performance

Join us to see how to run samples, experience the latest software for data acquisition, visualization, and interpretation.

In this webinar we’ll see how implementing automation solutions can benefit analytical labs and empower life science researchers with the tools to significantly improve their experiments, obtaining superior data and more reliable outcomes. Join us to learn more about how automation and the connected lab have been utilized to improve analytical method development workflows of scientific researchers.
Method development is a critical, often time consuming, process for analytical laboratories. Imagine being able to create robust and precise analytical methods more quickly by streamlining the optimization process. Through laboratory automation, researchers can rapidly test and refine multiple method parameters simultaneously. Automated equipment performs the tedious and repetitive tasks, and thereby reduces potential errors and variability. Connected with regulatory compliant-ready software, technology transforms laborious manual procedures to error-free, robotic workflows with improved reproducibility and productivity in a fully traceable environment. 
<h5>Key Learning Objectives:</h5>
<ul>
<li>Learn how automation can add efficiency to your method development processes
</li>
<li>Discover the benefits of automating tedious, repetitive tasks
</li>
<li>Be introduced to an ecosystem of connected laboratory automation solutions
</li>
</ul>
<h5>Who Should Attend:</h5>
<ul>
<li>Method Development Scientists 
</li>
<li>Researchers 
</li>
<li>Automation Engineers
</li>
<li>Laboratory Managers &amp; Directors
</li>
<li>Lab Technicians and Technologists
</li>
<li>Project Managers
</li>
<li>Companies/Labs/Organizations Involved in Testing and Analysis
</li>
</ul>
<blockquote>
Presenter: Don Trinite (Senior Principal Technical Support Specialist, Waters Corp.)
</blockquote>
<blockquote>
Presenter: Meagan Callis (Principal Product Marketing Manager, Waters Corp.)
</blockquote>
<blockquote>
Presenter: Kelly McSweeney (Contributing Editor, C&amp;EN Media Group)
</blockquote>

C&EN: Improving Analytical Method Development through Automation and the Connected Lab

Improving Analytical Method Development through Automation and the Connected Lab

In this webinar we’ll see how implementing automation solutions can benefit analytical labs.

Improving Analytical Method Development through Automation

Water content can affect product quality, texture, shelf-life, chemical stability and reactivity across a wide variety of industries.
Karl Fischer titration is a universally accepted method for measuring water content in all types of substances, including chemicals, oils, pharmaceuticals and food.
In this webinar we will share best practices in KF titration so that users can be confident in their moisture-content results.
<blockquote>
Presenter: Allison Reiter
</blockquote>
<blockquote>
Allison Reiter is the Global Product Manager for Honeywell’s Hydranal Karl Fischer titration reagents. She has a BS in Chemical Engineering and has held various technical roles across Honeywell since joining the company in 2014
</blockquote>

Avantor: Get the most out of your Karl Fischer titration

Get the most out of your Karl Fischer titration

In this webinar we will share best practices in KF titration so that users can be confident in their moisture-content results.

Superficially porous particles (SPPs) have advantages over traditional fully porous particles (FPPs) when packed into columns for chromatographic separation of biomolecules. Due to the presence of a solid silica core, analytes have a smaller distance to travel within a particle, thus minimizing diffusion due to mass transfer effects. Combined with a large pore diameter and a thin, porous shell, these particles can yield highly efficient peaks even for large proteins such as monoclonal antibodies.
In this webinar, you will learn about the advantages of using SPP-packed BIOshell™ columns for various large molecule separation challenges. Aspects of peptide mapping, intact analysis and middle-up analysis will be reviewed, and strategies for improving these assays will be provided. In addition, a unique 1.5 mm I.D. column geometry and its advantages in improving sensitivity and making methods more sustainable will be reviewed. Finally, strategies for characterizing oligonucleotides will be discussed in relation to how BIOshell™ can assist in analyzing this class of biomolecule.
Key learning objectives
<ul>
<li>Discover the importance of SPP particle architecture (pore size and shell thickness) and how it contributes to high-efficiency separations of biomolecules
</li>
<li>Explore how column chemistry can play a role in improving peptide mapping accuracy
</li>
<li>Learn how extra column dispersion can affect chromatographic performance and discover strategies to mitigate it
</li>
</ul>
Who should attend?
<ul>
<li>R&amp;D scientists/method developers (from Pharma, Clinical, University)
</li>
<li>R&amp;D supervisors/managers (from Pharma, Clinical, University)
</li>
<li>QC scientists (from Pharma, Clinical, University)
</li>
<li>QC managers (from Pharma, Clinical, University)
</li>
</ul>
<blockquote>
Presenter: Cory E. Muraco (MilliporeSigma)
</blockquote>
<blockquote>
Cory Muraco is the Biomolecule Workflows Product Manager at MilliporeSigma, Bellefonte, USA. Muraco joined the company in 2013, starting in the Chemical Standards division, developing and validating analytical methods for testing the purity of certified reference materials using GC and LC methods. In 2022, Muraco started his current role, where he is tasked with supporting the design, development, and execution of the marketing and R&amp;D strategies around MilliporeSigma’s bioanalytical strategy.
</blockquote>
<blockquote>
Presenter: Jemima Arnold (Editorial Team, SelectScience)
</blockquote>
<blockquote>
Jemima studied Cellular and Molecular Medicine at the University of Bristol, UK, and as a member of the Editorial team, she now plays an integral role in shaping the content on SelectScience.
</blockquote>

Merck: Breaking the Boundaries of Biomolecule Separation with BIOshell™ UHPLC Columns

Breaking the Boundaries of Biomolecule Separation with BIOshell™ UHPLC Columns

Advantages of using SPP-packed BIOshell™ columns for various large molecule separation challenges.

Biomolecule Separation with BIOshell UHPLC Columns

As scientists, we are continually looking for ways to increase productivity and automation to drive laboratory excellence. An advanced chromatography data system (CDS) can play a pivotal role in achieving these goals.
In this webinar, you’ll hear from experts about the impact their CDS has on their laboratory operations and how their choice of CDS has made their lives easier by significantly cutting data processing time and streamlining their workflows. Learn how they ensure that every single process from injecting samples to reporting final results is controlled in one secure, centralized location.
Attend this webinar to:
<ul>
<li>Learn how to accelerate data processing, reporting and reviewing to work faster
</li>
<li>Understand how to simplify your analytical workflows within your CDS to deliver ease of use
</li>
<li>Learn how to take control of your data by securing it in one location
</li>
</ul>
<blockquote>
Presenter: Laércio Fernandes (Product Market Manager, Thermo Fisher Scientific)
</blockquote>
<blockquote>
Presenter: Kayleigh Arthur (Lead Validity and Compliance Scientist, Owlstone Medical Ltd)
</blockquote>
<blockquote>
Presenter: Brian Alliston (Director, B. Alliston Limited)
</blockquote>

Technology Networks: Next-Level CDS: Boost Productivity and Simplify Operations

Next-Level CDS: Boost Productivity and Simplify Operations

The impact CDS has on laboratory operations and how choice of CDS has made lives easier.

The main goal of metabolic profiling is to understand the metabolic changes that occur in response to specific stimuli, such as diseases, environmental factors, drugs, or genetic modifications.
By comparing the metabolic profiles of healthy and diseased samples, researchers can identify unique metabolic signatures associated with specific conditions.
These biomarkers can be potentially valuable for the early detection of disease, monitoring treatment response, and understanding disease mechanisms. In this webinar Dr. Gómez-Romero at the NPC, London, discusses how they undertake large scale metabolic phenotyping studies and the opportunities and challenges they face. 
This webinar focuses on:
<ul>
<li>What is metabolic phenotyping?
</li>
<li>The workflow for large-scale LC/MS based metabolomic
</li>
<li>Experimental design for untargeted biomarker discovery
</li>
</ul>
Key learning objectives:
<ul>
<li>The importance of study design in large-scale metabolomic phenotyping 
</li>
<li>How platform stability increases confidence in results 
</li>
<li>How to maximize metabolomic phenotyping data from LC/MS experiments
</li>
</ul>
Who should attend:
<ul>
<li>Scientists in academia, industry, core research laboratories and biomedical research
</li>
<li>Researchers undertaking metabolomic and lipidomic experiments particularly those conducting large scale experiments
</li>
<li>Anyone with an interest in mass spectrometry who wants to learn more
</li>
</ul>
<blockquote>
Presenter: Dr María Gómez- Romero (Mass Spectrometry and Chromatography Manager, MRC-NIHR National Phenome Centre, Imperial College London, UK)
</blockquote>
<blockquote>
As LC-MS platform lead in the National Phenome Centre (NPC) at Imperial College London (ICL), Maria oversees the application of mature LC-MS methods and technologies to collaborative projects, ensuring timely completion of the ongoing project deliverables. Her primary research interest focuses on the development, validation and application of profiling and targeted UHPLC-MS methodologies in metabolic phenotyping for the analysis of biological samples (e.g. urine, blood products, faecal and tissue extracts, cells,) with epidemiological and clinical applications.
</blockquote>
<blockquote>
Maria studied Chemical Engineering at the University of Granada (UGR, Spain) completing her final year design project in University College London. Upon completing her BSc she undertook an MSc in Chemistry and Ph.D. in Analytical Chemistry at UGR. In 2011 she started working at ICL as a research associate until 2017, when she joined NPC.
</blockquote>

Waters Corporation: ASMS 2023: Metabolic profiling, mass spectrometry and the National Phenome Centre

ASMS 2023: Metabolic profiling, mass spectrometry and the National Phenome Centre

How to undertake large scale metabolic phenotyping studies and the opportunities and challenges you face.

ASMS 2023: Metabolic profiling, mass spectrometry

<h5>The Problem</h5>Manual buffer exchange methods take up tons of your precious time and are a pain to manage in large numbers - often leaving you with inconsistent results and playing catch up to meet your deadlines.<h5>The Solution</h5>Big Tuna is a fully automated buffer exchange platform that can exchange and concentrate up to 96 samples in parallel – with just 30 minutes of setup. By automating the previously painful and error prone process of buffer exchange and concentration, Big Tuna gives researchers the consistent sample handling, degrees of process control and throughput that just aren’t possible with manual methods.<h5>The Proof</h5>Tune in to learn how Big Tuna has helped tons of labs and CDMOs smash their buffer exchange bottlenecks for proteins, mAbs, nucleic acids, AAVs and LNPs. We will show formulation case studies for both mAbs and AAVs that will showcase the type of real recovery results of less than 96% you can expect from automating your buffer exchange with Big Tuna.<blockquote>Presenter:&nbsp;Del Ray Jackson (Market Manager, Buffer Exchange &amp; Automation, Unchained Labs)Moderator: Andre Mueller, PhD (Marketing Manager, Biologic Solutions, Unchained Labs)Andre Mueller, PhD, is the Product Manager for Aunty and Honeybun at Unchained Labs, where he supports the development of biologic and gene therapy drugs. He specializes in fluorescence, static and dynamic light scattering, focusing on biophysical characterization of proteins and viral vectors. His research background spans from structural biology to plant physiology, with experience in labs across Germany, Sweden, Denmark, and the USA. Andre earned his PhD at the Carlsberg Laboratory and completed a postdoctoral fellowship at Stanford University.</blockquote>

Unchained Labs: Chuck the buffer exchange time suck with Big Tuna

Chuck the buffer exchange time suck with Big Tuna

Tired of manual buffer exchange? Learn how Big Tuna automates up to 96 samples, saving time and boosting consistency for proteins, mAbs, AAVs, and more.