Section TANNING OR DYEING EXTRACTS; TANNINS AND THEIR DERIVATIVES; DYES, PIGMENTS AND OTHER COLOURING MATTER; PAINTS AND VARNISHES; PUTTY AND OTHER MASTICS; INKS (32)
Chapter --Other colouring matter; preparations as specified in note?3 to this chapter, other than those of heading?3203, 3204 or 3205; inorganic products of a kind used as luminophores, whether or not chemically defined (3206)