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GC–FID: Limit of Cetyl Alcohol and Aliphatic Alcohol Impurities According to USP
Learn about residual impurities in cetyl alcohol method, according to the USP monograph, that offers enhanced compound resolution and highly repeatable injections.
Managing Cross-contamination in PFAS Sampling, Extraction, and Analysis
PFAS experts provide insight on workflow considerations on how to manage and prevent cross-contamination to ensure quality analysis.
UHPLC Analysis of Monoclonal Antibodies Using YMC-Triart Bio C4
YMC-Triart Bio C4 is used to successfully analyze monoclonal antibodies in reversed-phase mode in this robust application.
New Application Guide: Persistent Organic Pollutants (POPs) by GC
A comprehensive selection of applications for the determination of Persistent Organic Pollutants (POPs)
Improved Metabolomic Analysis Using an Iron-Free Flow Path
In metabolomics analysis, the use of a biocompatible LC system has significant advantages over a stainless steel LC, as demonstrated in this application.
GC–FID: Limit of Ethylene Glycol and Diethylene Glycol in Polyethylene Glycol 400 According to USP Monograph
This study focuses on PEG samples having a molecular weight of less than 450 where USP specifies a GC–FID using a packed column as the analytical method of choice.
FAQ on PFAS Unregulated Contaminants Monitoring Rule (UCMR 5)
FAQ on scope, workflow, timeline, requirements for the Fith Unregulated Contaminants Monitoring Rule (UMCR 5)
High Resolution Analysis of Monoclonal Antibodies
This application demonstrates that YMC-BioPro IEX SF is an outstanding stationary phase for the characterization of charge variants in mAbs.
UHPLC Separation of 11 Cannabinoids on YMC-Triart C18 ExRS
This application note demonstrates the use of YMC-Triart C18 ExRS for UHPLC potency analysis of 11 common cannabinoid compounds.
Extraction and Analysis of GenX, from Water by LC-MS/MS
Analysis of HFPO-DA in a multi-residue method along with 24 other common PFAS
GC-FID: Analysis of Fatty Acid Methyl Esters (FAMEs) in Edible Oils and Food Products
Fast method that provides excellent resolution and highly repeatable separations helping to improve data quality and increase laboratory productivity.
From Forensic Bench Chemist to Senior Product Manager: Bridging the Gaps Between Software and Real-World Application
Optimization of Phosphorothioate Oligonucleotide separation using BioPro IEX QF
Achieve narrow peaks and high sensitivity by optimizing the separation of phosphorothioate oligonucleotides in 5 steps using the strong anion exchanger BioPro IEX QF.
The Right HIC Column for Each Separation (Sept 2022)
This application note explores when to use each of YMC’s two HIC columns by comparing retention behaviors of BioPro HIC HT and BioPro HIC BF.
Volatile Petrochemical Hydrocarbons Analysis
Analysis of volatile petrochemical hydrocarbons in the environment by fully automated workflow (flow-modulated headspace–GC×GC–FID) for efficient sample quantitation
Profiling of Controlled Substances Using GC-TOF-MS
Using GC–TOF-MS for comprehensive profiling of seized drug samples, for confident identification of controlled substances, as well as adulterants and cutting agents
Selecting the Optimal Column for Native SEC–MS of Monoclonal Antibodies
Exosome Characterization in Biological Matrices Using Asymmetrical Flow Field-Flow Fractionation and Nanoparticle Tracking Analysis
Analyzing Microplastics in Salt Samples
Application note describing how thermal desorption–GC–MS is used to address multiple challenges in the detection of microplastics in different salt samples
Quantitative LC-UV Method for CBD in Topicals with Simplified Extraction of Lotions, Balms, and Creams
Discovery of Biomarkers in Breath (Sept 2022)
This study describes the development of an analytical platform based upon TD–GC×GC–TOF-MS and shows its application to the collection and analysis of breath samples.
Analysis of 26 Natural and Synthetic Opioids in Blood and Urine Using Clean Screen® DAU SPE and Selectra® DA UHPLC Column
Pathogen-Specific Biomarkers in Bacterial Pneumonia
Characterization of pathogen-specific biomarkers in bacterial pneumonia using high-capacity sorptive extraction, thermal desorption–GC–MS, and automated chemometrics
Monitoring Disinfection By-Products in Water
Nontarget screening of organic pollutants in water using thin-film SPME, GC×GC, and TOF-MS to determine compositional differences in water purification treatment
Development of Mass Spectrometry Search Algorithm for Mixed Microplastics by Py–GC/MS
Selection of UHPLC Columns for Nucleic Acid Oligomer Analysis (Sept 2022)
Characterizing Branched Polymers by Light Scattering
SEC with multi-angle light scattering (SEC-MALS) or in conjunction with a viscometer (SEC-MALS-IV) effectively characterizes branching in polymers.
Exosome Characterization in Biological Matrices Using AF4-NTA
FFF combined with NTA can be used in the development of therapeutics for biological samples for the optimization process in clinical trials under in vivo conditions.
SEC–MALS Method for Characterizing mRNA (Sept 2022)
SEC–MALS quantifies biophysical attributes of mRNA, including molar mass, percent aggregates, Rg, and Rh, and how they are affected by formulation and storage conditions.
Characterizing AAVs with Light Scattering
Wyatt’s instruments and techniques constitute platform methods for effective product and process development, as well as quality control of AAVs for gene therapy.