Millennium ZOSF Zirconium sulfate Millennium Chemicals Extenders / Fillers ADHESIVE Millennium-ZOSF is supplied as a solution and is ready for use in Titanium Dioxide pigment coating. This product is optimized for this application due to the incorporation of specialty additives. This product may also be used for leather tanning. No additional processing is required for the use of this product. Solution of zirconium sulfate. Possesses high purity and easy processing.