Figure 4From: Stability-indicating RP-HPLC method for the determination of 6-gingerol in polyherbal formulationsHPLC chromatogram of standard 6-gingerol after treating at 60°C for 1 h at 280 nm showing 6-gingerol at R t 13.78 min with degradation products eluting at the R t 20.47 and at R t 26.52.Back to article page