Menstruum or Solvent: The liquids used to extract an herbal preparation are called the menstruum, or solvent. Depending on the preparation and the herbs used, the menstruum could be water, alcohol (ethanol), vinegar, glycerin or any combination. Percolation: Percolation is a method of extraction.

Is tincture a liquid?

A tincture is a liquid herbal preparation in which the solvent system is an alcohol/water mixture and the volume of menstruum exceeds the weight of herb extracted in it.

What is Menstruum and examples?

menstruum Add to list Share. Definitions of menstruum. the monthly discharge of blood from the uterus of nonpregnant women from puberty to menopause. synonyms: catamenia, flow, menses, menstruation, period. types: hypermenorrhea, menorrhagia.