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Gas chromatograph of essential oil (EO) of Alpinia calcarata rhizomes
P eak no 1: α-pinene, peak no 6: 1,8-cineol, peak no 2: camphene, peak no 7: camphor, peak no 3: β-pinene, peak no 8: γ-muurolene, peak no 4: ρ-cymene, peak no 9: caratol, peak no 5: limonene, peak no 10: α-eudesmol
