Gum rosin WW grade
Gum rosin It mainly used for paper industry , printing ink, paint, synthetic rubber, adhesive, etc
It mainly used for paper industry , printing ink, paint, synthetic rubber, adhesive, etc
Gum rosin WW grade
Gum rosin It mainly used for paper industry , printing ink, paint, synthetic rubber, adhesive, etc
It mainly used for paper industry , printing ink, paint, synthetic rubber, adhesive, etc
Gum rosin WW grade