rosin is a solid form of resin obtained from pines and varies in color, according to the age of the tree from which the turpentine is drawn and the degree of heat applied in distillation. It is available with us in seven grades ranging from a grade (black) to n grade (yellow) as well as wg and ww grade.

rosin is a solid form of resin obtained from pines and varies in color, according to the age of the tree from which the turpentine is drawn and the degree of heat applied in distillation. It is available with us in seven grades ranging from a grade (black) to n grade (yellow) as well as wg and ww grade.