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. Author manuscript; available in PMC: 2014 Feb 23.
Published in final edited form as: J Pharm Biomed Anal. 2012 Nov 15;74:291–297. doi: 10.1016/j.jpba.2012.10.033

Fig. 3.

Fig. 3

Experiment A. Mean ± SD, n = 3. Measured concentrations of heroin and 6-MAM in rat whole blood and plasma (containing NaF) after the addition of 10 μg/mL of heroin. Heroin degraded 56.4% in whole blood compared to 5.9% degradation in plasma.