Gum rosin N
Gum rosin
Guilin Chemical Factory
天然树脂 & 橡胶 >> 松香 Natural Resins & Gum >> Rosin 油墨 Inks 涂层 Coatings Gum rosin. Mainly used in ink, paints and varnishes. Yellow gum rosin. Mainly used in ink, paints and varnishes.