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Gum arabic (gum acacia, gum sudani, Senegal gum and by other names [a]) is a tree gum exuded by two species of Acacia sensu lato, Senegalia senegal [2] and Vachellia seyal. However, the term "gum arabic" does not actually indicate a particular botanical source. [ 1 ]
Senegalia senegal (also known as Acacia senegal) is a small thorny deciduous tree from the genus Senegalia, which is known by several common names, including gum acacia, gum arabic tree, Sudan gum and Sudan gum arabic. In parts of India, it is known as kher, khor, or kumatiya.
The exudate gum of this tree is known as gum arabic and has been collected from the pharaonic times for the manufacture of medicines, dyes and paints. In the present commercial market, gum arabic is defined as the dried exudate from the trunks and branches of Senegalia (Acacia) senegal or Vachellia (Acacia) seyal in the family Leguminosae ...
Humans have used natural gums for various purposes, including chewing and the manufacturing of a wide range of products – such as varnish and lacquerware.Before the invention of synthetic equivalents, trade in gum formed part of the economy in places such as the Arabian peninsula (whence the name "gum arabic"), West Africa, [3] East Africa and northern New Zealand ().
Vachellia seyal is, along with other Vachellias, an important source for gum arabic, a natural polysaccharide, that exudes from damaged stems and solidifies. [5] The gum of V. seyal is called gum talha, from Arabic طلح ṭalḥ, a term for any fruiting tree.
Arabinogalactan, also known as galactoarabinan, larch arabinogalactan, and larch gum, is a biopolymer consisting of arabinose and galactose monosaccharides. Two classes of arabinogalactans are found in nature: plant arabinogalactan and microbial arabinogalactan. In plants, it is a major component of many gums, including gum arabic and gum ghatti.
Gouache (/ ɡ u ˈ ɑː ʃ, ɡ w ɑː ʃ /; French:), body color, [a] or opaque watercolor is a water-medium paint consisting of natural pigment, water, a binding agent (usually gum arabic or dextrin), [1] and sometimes additional inert material. Gouache is designed to be opaque. Gouache has a long history, having been used for at least twelve ...
Octenyl succinic acid modified gum Arabic is known to the FAO as a food additive. [1] It has E number E423, and is a chemical modification of gum arabic. Synopsis