Levomenthol

L-Borneol is produced by esterification and hydrolysis of alpha-Pinene, obtained from turpentile oil of Pinus pinaster Aiton.

Camphor is manufactured from alpha-Pinene (obtained from Turpentine oil) and purified by sublimation or crystallization.

Essential oil obtained by steam distillation of the dried flower buds of Syzygium aromaticum (L.) Merril et Perry – Eugenia caryophyllus (C. Spreng) Bull. Et Harr. and following depth filtration.

Natural Camphor is obtained from camphor oil (cinnamumum camphora Sieb.)

L-Fenchone is produced by oxidation of d-alpha/beta Fenchol which is obtained by Wagner-Meerwein rearrangement with hydration of (-)alpha-pinene (Pinus pinaster Aiton) and following vacuum distillation.

Menthone is obtained by fractionated distillation from the essential oil of Mentha arvensis.

Steam distillation of the fresh, flowering aerial parts of Mentha arvensis L., and following rectification of the essential oil with partial separation of Menthol. The dementholized mint oil is partially deterpenized by following rectification.

Steam distillation of the flowering aerial parts of Rosmarinus officinalis L. and following vacuum distillation.

Steam distillation of the flowering weed of Salvia officinalis L. and following vacuum distillation.

Steam distillation of the flowers of Lavandula latifolia Medik. and following vacuum distillation.

Essential oil obtained by steam distillation oft he fresh flowering aerial parts of Thymus vulgaris L., T. zygis L. or of a mixture of both species and following vacuum distillation.

Steam distillation of the turpentine balsam of Pinus Pinaster A. and following vacuum distillation.