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Headspace gas chromatography may support food authenticity analysis
Static headspace sampling with cryogenic modulation GC×GC-TOFMS enables comprehensive volatile and chiral analysis of citrus essential oils, eliminating solvents while improving detectability for.
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Ultrathin chiral nanosheets improved gas chromatography separations
Ultrathin 2D nanosheets from exfoliated chiral ionic organic crystals enable high-resolution gas chromatography with exceptional enantioselectivity for pharmaceutical compound separation.
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Method distinguishes chiral α-hydroxy acids in complex samples
MALDI-TIMS-MS platform with chiral derivatization for enantiomeric discrimination of α-hydroxy acids in tumor tissues and food samples with sensitivity to 5.8% enantiomeric ratios.
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Homochiral nanochannel membrane separates amino acid enantiomers efficiently
Voltage-driven assembly of protein-guided hydrogen-bonded frameworks in nanochannels achieves near-complete amino acid enantioseparation with record flux and exceptional stability.