Section 06 Products of the chemical or allied 38 Miscellaneous chemical products 38 04 Residual lyes from the manufacture of wood pulp (excl. tall oil) 38 04 00 Residual lyes from the manufacture of wood pulp (excl. tall oil) Commodity Code Description 38 04 00 00 Residual lyes from the manufacture of wood pulp (excl. tall oil) 38 04 00 10 Concentrated sulphite lye 38 04 00 20 Calcium lignin sulphonates (Ca2LS) binder used for fire-brick production 38 04 00 90 Other