Four-stage (low-)flow modulation comprehensive gas chromatography-quadrupole mass spectrometry for the determination of recently-highlighted cosmetic allergens
A flow-modulated GCxA0;× GC–MS method has been developed for perfume allergen analysis.
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MS-compatible gas flows were used.
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The 54 allergens indicated by the SCCS were subjected to GC × GC–MS determination.
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Allergen quantification was performed by using extracted-ions.
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