OH Cosmetology Practice Questions - Ohio State Cosmetology Licensing Exam

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A Ohio-licensed cosmetologist is choosing a perm for a client with fine, porous hair. Which chemical and pH range describes a traditional cold (alkaline) permanent wave?

Ammonium thioglycolate, pH 8.0 to 9.5 Sodium hydroxide, pH 12.0 to 14.0 Glyceryl monothioglycolate, pH 6.5 to 7.0 Hydrogen peroxide, pH 3.0 to 4.0

Correct Answer:

Ammonium thioglycolate, pH 8.0 to 9.5

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