1. Determination of ketamine and norketamine in hair by micropulverized extraction and liquid chromatography–high resolution mass spectrometry 
Donata Favretto, Susanna Vogliardi, Giulia Stocchero, Alessandro Nalesso, Marianna Tucci, Claudio Terranova, Santo Davide Ferrara 
Forensic Science International 
Volume 226, Issue 1, Pages (March 2013)
DOI: /j.forsciint
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2. Fig. 1
HPLC–HRMS chromatograms obtained for MH+ ions of KT (at m/z ), NK (at m/z ) and IS (at m/z ) from hair spiked at 0.5ng/mg (a and b), true positive hair (c and d) and blank hair (e and f).
Forensic Science International  , 88-93DOI: ( /j.forsciint )
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3. Fig. 2
HPLC–HRMS chromatograms and high resolution isotope clusters obtained for MH+ ions of KT (a), NK (b) and IS (c), from Case 1.
Forensic Science International  , 88-93DOI: ( /j.forsciint )
Copyright © 2013 Elsevier Ireland Ltd Terms and Conditions

4. Supplementary Fig. 1
HRMS/MS spectrum obtained by collision of MH+ ions of KT at m/z 238.
Forensic Science International  , 88-93DOI: ( /j.forsciint )
Copyright © 2013 Elsevier Ireland Ltd Terms and Conditions

5. Supplementary Fig. 2
HRMS/MS spectrum obtained by collision of MH+ ions of NK at m/z 224.
Forensic Science International  , 88-93DOI: ( /j.forsciint )
Copyright © 2013 Elsevier Ireland Ltd Terms and Conditions