Determination of Copolymer Block-Length Distributions Using Fragmentation Data Obtained from Tandem Mass Spectrometry
Scientific article | Science and research

Determination of Copolymer Block-Length Distributions Using Fragmentation Data Obtained from Tandem Mass Spectrometry

This study presents an algorithm using tandem MS fragmentation data to determine copolymer block-length distributions, validated against ¹³C NMR results.
Mo, 2.3.2026
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Determination of Copolymer Block-Length Distributions Using Fragmentation Data Obtained from Tandem Mass Spectrometry
News from LabRulezLCMS Library - Week 09, 2026
Article | Application

News from LabRulezLCMS Library - Week 09, 2026

This week we bring you application notes by Agilent Technologies, KNAUER, Shimadzu and Waters Corporation and poster by Thermo Fisher Scientific / MSACL!
We, 25.2.2026
LabRulez
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News from LabRulezLCMS Library - Week 09, 2026
Revealing hidden chemicals at sea
Article | Health

Revealing hidden chemicals at sea

Flame retardants were found throughout cruise ship interiors, with some areas showing much higher levels. A new RECETOX and NIVA study explores potential exposure risks for crew and passengers.
We, 4.2.2026
RECETOX - Centrum pro výzkum toxických látek v prostředí
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Revealing hidden chemicals at sea
News from LabRulezLCMS Library - Week 04, 2026
Article | Application

News from LabRulezLCMS Library - Week 04, 2026

This week we bring you application notes by Agilent Technologies, Shimadzu, Waters Corporation and poster by Thermo Fisher Scientific!
We, 21.1.2026
LabRulez
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News from LabRulezLCMS Library - Week 04, 2026
Persistence-Directed Testing of Chemicals Discharged from Offshore Oil Platforms Combined with Nontargeted Analysis
Scientific article | Science and research

Persistence-Directed Testing of Chemicals Discharged from Offshore Oil Platforms Combined with Nontargeted Analysis

A novel persistence-directed testing approach combined with nontarget GC-MS and LC-HRMS revealed a significant fraction of persistent chemicals in offshore oil platform produced waters.
Mo, 15.12.2025
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Persistence-Directed Testing of Chemicals Discharged from Offshore Oil Platforms Combined with Nontargeted Analysis
News from LabRulezLCMS Library - Week 39, 2025
Article | Application

News from LabRulezLCMS Library - Week 39, 2025

This week we bring you application notes by Agilent Technologies, Shimadzu and Waters Corporation and poster by Thermo Fisher Scientific / HPLC Symposium!
We, 24.9.2025
LabRulez
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News from LabRulezLCMS Library - Week 39, 2025
Ion-Pairing Hydrophilic Interaction Chromatography for Impurity Profiling of Therapeutic Phosphorothioated Oligonucleotides
Scientific article | Science and research

Ion-Pairing Hydrophilic Interaction Chromatography for Impurity Profiling of Therapeutic Phosphorothioated Oligonucleotides

Ion-pairing HILIC improves impurity profiling of therapeutic oligonucleotides. It resolves deaminated impurities from full-length products, beyond current LC-MS limits.
Mo, 22.9.2025
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Ion-Pairing Hydrophilic Interaction Chromatography for Impurity Profiling of Therapeutic Phosphorothioated Oligonucleotides
News from LabRulezLCMS Library - Week 37, 2025
Article | Application

News from LabRulezLCMS Library - Week 37, 2025

This week we bring you application notes by Agilent Technologies and Shimadzu and posters by Thermo Fisher Scientific and Waters Corporation!
We, 10.9.2025
LabRulez
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News from LabRulezLCMS Library - Week 37, 2025
Soft Independent Modeling of Class Analogies for the Screening of New Psychoactive Substances through UPLC-HRMS/MS
Scientific article | Science and research

Soft Independent Modeling of Class Analogies for the Screening of New Psychoactive Substances through UPLC-HRMS/MS

Using UPLC-HRMS and SIMCA, 159 NPS standards were analyzed to build classification models. The approach showed strong validation and accurate identification of seized samples, aiding forensic drug analysis.
Mo, 8.9.2025
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Soft Independent Modeling of Class Analogies for the Screening of New Psychoactive Substances through UPLC-HRMS/MS
NDMA in macrolides: GC-MS/MS method for its detection and study of its formation
Scientific article | Science and research

NDMA in macrolides: GC-MS/MS method for its detection and study of its formation

This study evaluates the risk of NDMA formation from macrolide antibiotics, highlighting solubility-related analytical challenges and the role of drug form and storage in NDMA levels.
Mo, 7.7.2025
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NDMA in macrolides: GC-MS/MS method for its detection and study of its formation
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