Reagents, R, 12 kg, Reagents
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Rosin Gum, Lump
Spectrum ChemicalRosin Gum, Lump is a solid derived from certain plants but mostly pines and conifers. It can be semi transparent and varies in color from black to yellow. Ungraded products supplied by Spectrum are indicative of a grade suitable for general industrial use or research purposes and typically are not…
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