maral oxidant 12%  

For hair, oxidation is an activator that you mix with your hair dye. Oxidation opens the hair scales and ensures that your hair absorbs the new color. For hair dyes, there are different strengths in terms of percentages of oxidation. It is usually between 1.9% and 12%.
Hair Color must be paired with an oxidizer for colors to be achieved. 6% is used for covering white hair or its a tone and tone hair color. 9% is oxidizer that lighten 2 to 3 level lighter. 12% is an oxidizer that lighten 4 to 5 level lighter.
Final answer: Hydrogen Peroxide is the most commonly used developer and oxidizing agent in hair coloring. It supplies necessary oxygen gas to develop color molecules and change the natural hair color.
Bleach is an oxidizer and corrosive. Exposures may cause irritation or damage to the skin, eyes, and the respiratory tract.