ProcurementGum Copal PWS First Choice (Special PWS Grade #1), Clean, Selected Resin, Natural, High Purity, Completely Soluble in Ethanol, Yellowish-Whitish, Light Yellow to Yellow Irregular Lumps of Pure Resin Copal Manila
Procurement Gum Copal PWS First Choice (Special PWS Grade #1), Clean, Selected Resin, Natural, High Purity, Comple