3204.19.30

Synthetic organic coloring matter, whether or not chemically defined; preparations as specified in note 3 to this chapter based on synthetic organic coloring matter; synthetic organic products of a kind used as fluorescent brightening agents or as luminophores, whether or not chemically defined: Synthetic organic coloring matter and preparations based thereon as specified in note 3 to this chapter: Other, including mixtures of coloring matter of two or more of the subheadings 3204.11 to 3204.19: Other: Sulfur black, "Colour Index Nos. 53185, 53190, and 53195"