In our July issue:
COLUMNS
Column Watch
Hybrid Particle Columns: The First Twenty Years
Thomas H. Walter
We examine the evolution of hybrid particle columns, highlighting examples
of separations enabled by this technology.
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Accurate, Sensitive GC-MS Series
Utilizing the most advanced gas chromatograph available, and incorporating a variety of technological advances, Shimadzu's NX series of single-quad and triple-quad GCMS instruments offers the highest performance levels available. And, with a variety of Smart features, easy maintenance, and intuitive software, these systems provide more efficient workflows, greater uptime, and reduced costs for higher productivity and better ROI.
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LC Troubleshooting
Mobile Phase Buffers in LC: Effect of Buffer Preparation Method on Retention Repeatability
Dwight R. Stoll and Devin M. MakeyGregory Webster, and Dwight R. Stoll
An in-line mixer between the sample injector and column may resolve problems with peak shape caused during sample dilution.
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Exclusive Videos: Novel Applications for CESI–MS Analysis
At the most recent Global CESI-MS Symposium, researchers explored the use of CESI–MS analysis to characterize monoclonal antibodies, to quantify highly polar pesticides, to identify post-translational protein modifications, to detect pesticide metabolites, and much more.
 Watch now |
GC Connections
Temperature Programmed GC: Why Are All Those Peaks So Sharp?
Nicholas H. Snow
Temperature programming is used in most capillary GC separations, but many
analysts lack a good understanding of the principles behind this approach.
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Multi-Detector SEC Characterization of Polymer Architectures
Tuesday, July 30, 2019 at 11am EDT | 8am PDT | 4pm BST | 5pm CEST
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Focus on Environmental Analysis
Environmental Method Development: Key Challenges and Unmet Needs
Michael MacRae
The environmental analysis community sorely needs a system by which new and up-to-date methods are more easily developed, shared, and adopted.
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Does Your Electronic Data System Meet 21 CFR Part 11 and CGMP Requirements?
Thursday, June 13, 2019 | North America: 1pm EDT | Europe: 6pm BST
Thursday, July 25, 2019 | North America: 9am EDT | Europe: 3pm CEST India: 6:30pm IST
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The Essentials
Electron Capture Detectors
The fundamentals of electron capture detectors, explained.
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High-Throughput, Automated Volatiles Analysis from Air, Headspace and Thermal Desorption Tubes
Tuesday, July 23, 2019 at 11am EDT | 8am PDT | 4pm BST | 5pm CEST
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Peer-Reviewed Articles
The Determination of Trace Per- and Polyfluoroalkyl Substances and Their Precursors Migrated into Food Simulants from Food Contact Materials by LC–MS/MS and GC–MS/MS
Dan Li, Zi-hao Zhang, Huai-ning Zhong, Lei Zhu, Jing-jing Pan, Jian-guo Zheng,
Qin-bao Lin, and Hui Liu
This integrated analytical approach combines HPLC–MS/MS and GC–MS/MS
to detect 36 PFAS migrating into food simulants from packaging.
Read more >>
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Chromatography Fundamentals, Part VII: Influence of Peak Broadening on Detection Sensitivity, Solute Dilution, and Efficiency of Coupled Columns
Howard G. Barth
With these equations, you can predict how solute dilution will affect sensitivity.
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Feature Article
Under Pressure to Perform: Impact of UHPLC Technology on Pharmaceutical Research and Development
Christopher J. Welch
How has UHPLC has affected pharmaceutical research? The answer depends on
your point of view.
Read more >>
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| LIVE WEBCASTS |
Does Your Electronic Data System Meet 21 CFR Part 11 and CGMP Requirements?
Thursday, July 25, 2019 | North America: 9 am EDT | Europe: 3 pm CEST | India: 6:30 pm IST
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Multi-Detector SEC Characterization of Polymer Architectures
Tuesday, July 30, 2019 at 11 am EDT | 8 am PDT | 4 pm BST | 5 pm CEST
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Developing a Robust CQA Monitoring Method via Multi-Attribute Monitoring Principles for Therapeutic Monoclonal Antibody Development, Manufacturing, and Lifecycle Management
Tuesday, Sept. 10, 2019 at 11am EDT | 8am PDT | 4pm BST | 5pm CEST
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| ON DEMAND WEBCASTS |
Analysis of Underivatized Biogenic Amines by LC–MS/MS Using an Alternative Ion-pairing Chromatography Technique
On Demand
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Editors' Series: Water, Water Everywhere: Good Practice with Water in the Analytical Lab
On Demand
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Application of New Mass Spectrometric Methods and Workflows to Determine Authenticity of Food
On Demand
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HPLC Method Development: Practical Approaches for Identifying Equivalent and Orthogonal Columns
On Demand
Learn More »» |
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If you would like to submit an article to LCGC, contact Laura Bush, Editorial Director - LBush@mmhgroup.com
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