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Table 1 The linearity range, mean correlation coefficient (r 2 ), and limit of quantification(LQ) with RSD-value for naltrexone and 6-β-naltrexol

From: Analysis of naltrexone and its metabolite 6-beta-naltrexol in serum with high-performance liquid chromatography

Compound Linearity range (ng/ml) r2 LQ (ng/ml) RSD (%)
Naltrexone 5-1000 0.9987 5 5.7
6-β-naltrexol 1-1000 0.992 1 15.4