Gum Rosin is the dried natural pine resin from the sap residue of pine trees. Natural Pine Rosin /Gum Rosin.
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Premium Quality Pine Resin/ Colophony, Gum Rosin, 100% Pure
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Premium Quality Pine Resin/ Colophony, Gum Rosin, 100% Pure
pine rosin,liquid resin,colophony/
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Unbranded Paint Mediums & Varnishes for Artists for sale
High-Absorbent Paper Coating Resins for Hygienic Products