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. 2019 Nov 2;9(4):130. doi: 10.3390/bios9040130

Figure 1.

Figure 1

Gas chromatography of clonazepam and possible base hydrolysis product. (a) Full scan chromatogram; (b) hydrolysis mass spectrum (retention time 24.1 min); (c) clonazepam mass spectrum (retention time 26.2 min); and (d) cyclic voltammogram obtained in pH 11 phosphate buffer for a 1 mM clonazepam solution [116].