Menthol

Chinese Pharmacopoeia(2025 Edition, Volume I)

ZTCB20210023闽002

A saturated cyclic alcohol (L-1-methyl-4-isopropylcyclohexan-3-ol) obtained by steam distillation, freezing and recrystallization from fresh stems and leaves of Mentha haplocalyx Briq.
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Peppermint oil

Chinese Pharmacopoeia(2025 Edition, Volume I)

ZTCB20210022闽002

Volatile oil obtained by steam distillation from fresh stems and leaves of Mentha haplocalyx Briq. (Lamiaceae), followed by freezing and partial dementholization.
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Eucalyptus oil

Chinese Pharmacopoeia(2025 Edition, Volume I)

ZTCB20180032闽004

Volatile oil obtained by steam distillation from Eucalyptus globulus Labill. (Myrtaceae), Cinnamomum camphora (L.) Presl (Lauraceae), or other plants of the same genera of the two families.
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Patchouli oil

Chinese Pharmacopoeia(2025 Edition, Volume I)

ZTCB20170142闽004

Volatile oil steam-distilled from dried aerial parts of Pogostemon cablin (Blanco) Benth. (Lamiaceae).
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