It is an ester of  tri-atomic alcohol (glycerin) and tall oil resin acids.

It is an ester of  triatomic alcohol (glycerin) and  resin acids.

It is an ester of  diatomic alcohol (diethylene glycol) and gum rosin.

Glycerin ester of modified gum rosin.

Glycerin ester of modified gum rosin.

Glycerin modified gum rosin ester.

Triatomic ester of glycerol and modified tall oil rosin.

Triatomic ester of glycerol and modified tall oil or gum rosin.