Grade AZO 66 is an extremely pure French Process, statistically controlled zinc oxide produced from zinc metal. AZO 66 provides superior color and is highly efficient in light colored or white goods. This grade is used in the zinc chemical, oil additive, ceramic, paint/coating industries and in those applications where high purity is critical. Grade AZO 66 is available with surface treatment (AZO 66T) in a pelleted form (AZO 66P), and in a treated pellet form (AZO 66PT).