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LCGC North America-06-01-2019
LCGC North America
Vol 37 No 6 LCGC North America June 2019 Regular Issue PDF
June 01, 2019
LCGC North America June 1, 2019
37
6
Click the title above to open the LCGC North America June 2019 issue, Volume 37, Number 6, in an interactive PDF format.
Mixing and Mixers in Liquid Chromatography, Part III: Solutions for Problems with Sample Diluents
June 01, 2019
LC Troubleshooting
37
6
An in-line mixer between the sample injector and column may resolve problems with peak shape caused during sample dilution.
Modern HPLC Pumps: Perspectives, Principles, and Practices
June 01, 2019
Perspectives in Modern HPLC
37
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Gaining a solid understanding of how HPLC instrumentation works will help you achieve success in the analytical laboratory. This four-part series is here to guide you, starting with pumps.
Data Integrity Focus, Part VI: Who Is Looking Over Your Shoulder? Quality Oversight for Data Integrity
June 01, 2019
FEATURE ARTICLES
37
6
What are the roles and responsibilities of quality assurance staff for ensuring data integrity in an organization?
Practical Considerations for Capillary Electrophoresis–Mass Spectrometry for Analysis of Biotherapeutics
June 01, 2019
Focus on Biopharmaceutical Analysis
37
6
Coupling CE with MS presents some challenges. Here, we discuss the advantages of CE–MS over LC–MS, and the parameters that are important to obtain a stable CE–MS profile.
Solving Recovery Problems in Solid-Phase Extraction
June 01, 2019
The Essentials
37
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Improved practices in chemistry selection and sample processing may resolve recovery issues related to target analytes or internal standards.
Evaluation of Achiral Stationary Phases for Gradient Screening with Supercritical Fluid Chromatography
June 01, 2019
FEATURE ARTICLES
37
6
Unlike reversed-phase liquid chromatography, SFC lacks a universal stationary phase. Thus, it is important to re-evaluate the default column screening library used with SFC. In this study, three uncommon achiral SFC columns were investigated and compared to three popular stationary phases.
Kinase Fragments Dimerize Without Oligomerization Domains, Shown by SEC-MALS
June 01, 2019
Application Notes: Medical/Biological
37
6
Shodex Rapid SUGAR Series: Fast Fermentation Monitoring and Sourdough Cultures
June 01, 2019
Application Notes: Food & Beverage
37
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Method Transfer from HPLC to UHPLC with Example of Polyphenols
June 01, 2019
Application Notes: General
37
6
LC–MS/MS Analysis of Mycotoxins in Peanut Powder in 5.5 Min
June 01, 2019
Application Notes: Food & Beverage
37
6
Analysis of Active Cannabis Compounds in Edible Food Products: Gummy Bears and Brownies
June 01, 2019
Application Notes: Food & Beverage
37
6