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Post #1159 |
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RE: Allergic Reaction to PPD |
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PPd is not the same as toluene 2,5 diamine. They are completely different oxidative dyes. Some people develop an allergy to PPD with repeated exposures over time.. Read more about studies and exposure at https://ecocolors.wordpress.com Posted by: ecocolorsinc This is a reply to message 1163 by ConnieY
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