which forms guanidine hydroxide. Known as “alkaline perms”. Often found in “no-lye” relaxers and texturizers. It is still as harshly alkaline as lye. Pg 166. — Highly caustic. Denatures hair and can dissolve it. Can cause severe burns on skin. Of the same pH found in oven cleaners, drain cleaners and hair removers.—T
Source(s): Begoun