4. Applications

4.1 Main chromium derivatives

The main chromium derivatives have the following applications.

• Sodium dichromate Na ₂ Cr ₂ O ₇ :

  • wood protection component,

  • textile colorant,

  • manufacture of mineral pigments.

• Chromic acid CrO ₃ :

  • catalyst production,

  • solar cell,

  • mineral...