CT Cosmetology Practice Questions - Connecticut State Cosmetology Licensing Exam

What is the main ingredient in developer used with permanent hair color?

Ammonia Hydrogen peroxide Sodium hydroxide Thioglycolic acid

Correct Answer:

Hydrogen peroxide

Access more questions from this quiz

Continue to CT Cosmetology Practice Questions - Connecticut State Cosmetology Licensing Exam for more practice questions and the full quiz experience.

Access More Questions