All
Oligonucleotide Purification by Reversed-Phase Ion Pairing (Nov 2023)
Hamilton's PRP-C18 column gave good separation with various gradient profiles and under various particle sizes. The excellent loading capacity of the column make this stationary phase desirable.
Separating 12 Nucleosides on Hamilton Column
Modified nucleosides, either natural or synthetic, often provide RNA with distinctive properties useful in diagnostics or therapeutics.
Analysis of Residual Solvents in Drug Products
GC headspace analysis is commonly used to control volatile organic components in APIs. Methods are specified in U.S. Pharmacopeia General Chapter <467>.
Analysis of Impurities in APIs
Mesylate and besylate are potentially genotoxic impurities in pharmaceuticals. This app note introduces analysis of sulfonic acid esters utilizing Shimadzu's GCMS-QP.
Seamless Purification Workflow for Drug Discovery
Nexera Prep with LCMS-2050 and Open Solution software provide a seamless workflow for drug discovery from screening to purification and purity check.
Comparison of soft drinks with GCxGC
Untargeted comparison of flavour profiles of popular brand soft drinks using immersive sorptive extraction, GCxGC–TOF-MS and chemometrics.
Characterising petrochemicals by GCxGC-FID
Characterising various petrochemicals – diesel, crude oil and vacuum gas oil – using the enhanced peak capacity of GC×GC-FID with SepSolve’s new thermal modulator.
Highly Sensitive Analysis of Nitrosamines
Some nitrosamine compounds are classified as probably carcinogenic to humans. This application note describes the analysis of six nitrosamines by LC–MS/MS.
Solutions for Pharmaceutical Impurities
Shimadzu provides a number of solutions for the analysis of impurities in pharmaceutical products, as described in this Application Notebook.
Quantitation of 5 NSAs in Metformin APIs
USP General Chapter <1469> ensures appropriate control of NSAs in drug products. This application replicates NSA determination in APIs using Shimadzu's GCMS-TQ8050 NX.
Efficient Method Development based on AQbD
This application note describes the efficient development of robust analytical methods based on Analytical Quality by Design (AQbD) for small-molecule drugs.
Cannabis Potency by LC-DAD
This demonstrates how to perform cannabis potency analysis using HPLC-UV, displaying the advantages of this technique for analyzing acidic cannabinoids.
PFAS screening during application of foam
Application note shows how thermal desorption GC–MS is used to monitor the release of PFAS during the application of aqueous film-forming foam (AFFF).
Monitoring environmentally damaging gases in PFAS removal
Demonstrating how commercially available TD equipment is used to monitor CF4 & other products of incomplete destruction (PIDs) resulting from PFAS removal technologies.
Optimal Quantification of THC in Blood
Download our application note to learn how to test for cannabinoids in biological samples and discover a method offering the required sensitivity for drug tests.
Measurement of PFAS in indoor air (Nov 2023)
This study investigates the performance of a high-throughput automated thermal desorption instrument coupled to GC–MS/MS for PFAS analysis.
Cannabis Potency Analysis by GC-MS
This application note utilises SCION's GC-MS to test for cannabinoids, providing method conditions and sample preparation techniques to validate methods.
Measuring PFAS pollution in ambient air (Nov 2023)
Measuring PFAS pollution in ambient air with TD–GC–MS/MS at concentrations low as 2 pg/m3. Each of 19 targeted compounds had linear calibration with high repeatability.
Cannabis Terpene Testing Using GC SQ-MS
This application note provides insights into how to monitor the different cannabis strains, and showcases how the Horwitz ration can be a useful tool in this analysis.
Cannabis Potency by GC-FID (Gas Comparison)
This application note demonstrates the performance of SCION's GC combined with FID, showcasing its higher sample throughput.
LCGC Hot Topics in Mass Spectrometry
Headspace GC-MS Analysis of Cannabis Residuals
Discover how Headspace GC-MS is used to test cannabis samples for residual solvents and pesticides in this application note.
Cannabis Terpene Profiling Using GC-FID
Discover the advantages of using GC-FID for cannabis terpene testing, and see our expert advice on method validation for the technique.
Managing Risk and Digital Data Integrity
High-quality data is critical in the pharmaceutical industry. Chromatography Data Systems (CDS) are helping organizations ensure data integrity, compliance with regulatory requirements, and the production of safer medicines.
Comparing HPLC flow rate measurement techniques
Accurate determination of flow rate is an increasingly favoured method of assessing or validating the performance of a pump serving a liquid chromatography system.
Contamination Ions in Mass Spectrometry
Identifying and Mitigating Contamination Ions in Mass Spectrometry: A Comprehensive Guide
High-Purity UHPLC-MS Solvents
The solvent of choice for scientists involved with trace-level and research and analyses.
PFAS Forensic Fingerprinting with Ion Mobility
Reveal PFAS dark matter using high-resolution ion mobility (HRIM) to enhance existing chromatographic methods and provide richer insights into samples.
Mobile Phase for LC-MS
Important qualities of mobile phase additives for LC-MS analysis
Streamlining reaction optimization by automating data analysis
This application note explains how and what to automate to streamline the reaction optimization process and generate comprehensive results for a full plate in minutes.