Improving Ion Mass Ratio Performance at Low Concentrations in Methamphetamine GC–MS Assay through Internal Standard Selection

Author： Urry Francis M. Kushnir Mark Nelson Gordon McDowell Mitzi Jennison Tom

Publisher： Oxford University Press

ISSN： 0146-4760

Source： Journal of Analytical Toxicology, Vol.20, Iss.7, 1996-11, pp. : 592-595

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