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Gum rosin is made of natural resin, its general formula is C20H30O2
Gum rosin is made of natural resin, its general formula is C20H30O2.
Gum rosin also called colophony, is a solid form of resin obtained from pines and some other plants, mostly conifers, produced by heating fresh liquid resin to vaporize the volatile liquid terpene components. It is semi-transparent and varies in color from yellow to black. At room temperature rosin is brittle, but it melts at stove-top temperatures. It chiefly consists of different resin acids, especially abietic acid.
Application: Gum rosin is an important raw material for the manufacture of adhesive, coating, inks, rubber, soaps, paper etc.
Packing: Gum rosin of our packing details:
In galvanized iron drum, 225kgs net each drum
In kraft paper bag without liner, 25kgs net each bag
In polypropylene woven bag, 25kgs net each bag
ACID NUMBER(mg KOH / g)min
UNSAPONIFIABLE MATTER % max
ETHANOL INSOLUBLES % max
ASH CONTENT % max
Business Registry Number: 120-86-03931