Tiona RCL-2 Titanium dioxide 13463-67-7 Millennium Chemicals Pigments >> Titanium dioxide ADHESIVE Tiona RCL-2 is a general purpose rutile pigment with high tinting strength, excellent gloss and colour retention, and a medium to high resistance to chalking. Titanium dioxide. Provides high opacity and tinting strength, very good dispersion, gloss and color retention, and a medium to high resistance to chalking.