HEADING 3804

Residual lyes from the manufacture of wood pulp, whether or not concentrated, desugared or chemically treated, including lignin sulfonates, but excluding tall oil of heading 3803:

Part of Chapter 38 — Miscellaneous Chemical Products, Section VI.

Subheadings and tariff lines

Recent CBP rulings on heading 3804

Classifying products under 3804?

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