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Trace ethylene boosts nitrogen GC-MS sensitivity
Adding trace ethylene to nitrogen carrier gas in GC-MS increases sensitivity 20-fold while maintaining 70 eV electron-ionization spectral patterns compatible with existing reference libraries.
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RFS mode improved chromatography efficiency and lowered pressure
Novel radial flow stream splitting HPLC columns reduce analysis time by 40 percent while maintaining quantitative accuracy for pharmaceutical drug testing.
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Cr and rare-earth grey phases form in doped fuel models
Synchrotron spectroscopy reveals chromium and lanthanide speciation in Cr-doped uranium dioxide fuels, showing perovskite secondary phases remain structurally stable under radiation exposure.
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In situ sensors enable simultaneous hydrogen and oxygen detection
Real-time sensor platform for simultaneous H2 and O2 detection in photocatalytic water splitting, enabling kinetic characterization without conventional gas chromatography limitations.
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Overall Review on Development and Validation of RP-HPLC Method for Relugolix in Bulk and Marketed Formulations
Validated RP-HPLC assay for relugolix: Inertsil ODS-2 C18, ACN:0.1% H3PO4 (60:40), 1.0 mL/min, 293 nm; linear 20–100 µg/mL (R2=0.999), LOD 0.05 µg/mL, assay 99.12%.
