Section 06 Products of the chemical or allied Industries 38 Miscellaneous chemical products 38 06 Rosin and resin acids, and derivatives thereof; rosin spirit and rosin oils; run gums Commodity Code Description 38 06 10 Rosin and resin acids 38 06 20 Salts of rosin, of resin acids or of derivatives of rosin or resin acids, other than 38 06 30 Ester gums 38 06 90 Derivatives of rosin and resin acids, nes; rosin spirit and oils..., nes