Nabumetone, analytical standard

Vinpocetine, analytical standard

Oxyfluorfen, analytical standard (Supelco)

(S)-1,2,4-Butanetriol, analytical standard (Supelco)

14-Deoxy-11,12-didehydroandrographolide, analytical standard

2-Diethylamino-6-methyl-4-pyrimidinol, analytical standard

Methyldymron, analytical standard

Isoorientin, analytical standard

Nadolol, analytical standard

Nadolol, analytical standard