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Rosin (/ ˈ r ɒ z ɪ n /), also known as colophony or Greek pitch (Latin: pix graeca), is a solid form of resin obtained from pine trees and other plants, mostly conifers, primarily through heating fresh liquid resin to vaporize the volatile liquid terpene components. Used widely in various industries and arts, rosin appears as a semi ...
Turpentine may alternatively be extracted from destructive distillation of pine wood, [3] such as shredded pine stumps, roots, and slash, using the light end of the heavy naphtha fraction (boiling between 90 and 115 °C or 195 and 240 °F) from a crude oil refinery. Such turpentine is called wood turpentine.
Hypochlorous acid’s ability to kill harmful bacteria while keeping the skin barrier intact makes it a versatile and gentle option for a wide range of skin concerns, says Carmen Castilla, M.D.
Levopimaric acid is an abietane-type of diterpene resin acid. [1] It is a major constituent of pine oleoresin with the chemical formula of C 20 H 30 O 2.In general, the abietene types of diterpene resin acid have various biological activities, such as antibacterial, cardiovascular and antioxidant.
Abietic acid is found in pine trees, including: Pinus insularis (Khasi Pine); Pinus kesiya Royle; Pinus strobus (Eastern White Pine); Pinus sylvestris (Scots Pine). [3]Pure abietic acid is a colorless solid, but commercial samples are usually a glassy or partly crystalline yellowish solid that melts at temperatures as low as 85 °C (185 °F).
Natural resin is a complex composition of components such as resin acids, lignans and coumaric acid.The levels of these components are dependent on what type of coniferous tree resin it is and when it is collected i.e. fresh physiological resin or matured resin collected from trunk of the tree [4] In vitro studies have shown that natural resin is strongly antimicrobial against a broad spectrum ...
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