ISO 3103:1980 Preview
Tea -- Preparation of liquor for use in sensory tests
This standard was last reviewed and confirmed* in 2013.
*Therefore this version remains current
The method consists in extracting of soluble substances in dried tea leaf, containing in a porcelain or earthenware pot, by means of freshly boiling water, pouring of the liquor into a white porcelain or earthenware bowl, examination of the organoleptic properties of the infused leaf, and of the liquor with or without milk or both.