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 deriv's of rosin or resin acids, excl ..., 38 06 30 Ester gums 38 06 90 Other