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ArticleDrug testing and analysis2026

Identification of Synthetic Urine by Analysis of Stable Carbon and Nitrogen Isotope Ratios and Comparison to Established GC-MS/MS and LC-MS/MS Analysis.

Frank Hülsemann et al.PubMed ↗Full text ↗Publisher ↗

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2026

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Identification of Synthetic Urine by Analysis of Stable Carbon and Nitrogen Isotope Ratios and Comparison to Established GC-MS/MS and LC-MS/MS Analysis. | OpenQuestion