Gurjun Balsam, also called Gurjun Balsam is a natural oleoresin, not a balsam according to the definitions outlined in Part One of this work. It is exuded from trees of the Dipterocarpus species, growing in the Far East, particularly in India. The oleoresin is a pathological product, formed only after incisions or other damage to the trunk of these tall trees. Locally used in the varnish and lacquer industry, Gurjun Balsam finds some use in perfumery in other countries. It serves similar purposes as does copaiba balsam: it is a low cost, comparatively mild smelling natural fixative for woody, balsamic or pine type fragrances It is an odor depressant and stretcher of general application. The natural oleoresin gurjun balsam contains from 60 to 80 percent of a viscous essential oil which is also used occasionally in perfumery. tsca definition 2008: extractives and their physically modified derivatives. it consists primarily of resins, essential oils, and usually cinnamic and benzoic acids. (dipterocarpus, dipterocarpaceae).