References

1. Johns, S.H., Wist, A.A., and Najam, A.R., Spot tests: A color chart reference for forensic chemists, J. Forensic Sci., 24: 631-649.

2. Hughes, R.B. and Kessler, R.R., Increased safety and specificity in the yhin-layer chromatographic identification of marijuana, J. Forensic Sci., 24: 842-846.

3. Baggi, T.R., 3-methylbenzthiazolinone-2-hydrazone (MBTH) as a new visualization reagent in the detection of cannabinoids on thin-layer chromatography, J. Forensic Sci., 25: 691-694.

4. Parker, K.D., Wright, J, A., Halpern, A.F., and Hine, C.H., Preliminary report on the separation and quantitative detemination of cannabis constituents present in plant material and when added to urine by thin-layer and gas chromatography, Bull. Narc., 20: 9-14.

5. Fulton, C.C., Modern Microcrystal Tests for Drugs, John Wiley & Sons, New York, 1969.

6. Lurie, I. S. and Witmer, J.D., High Performance Liquid Chromatography, Marcel Decker, New York, 1983.

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