What is it?
Toluene-2,5-diamine sulfate is a chemical used in commercial hair dyes as a substitute for phenylenediamine.

How can I avoid it?
Avoidance requires reading the product labels, package inserts, Material Safety Data Sheets (MSDS), and on occasion, direct communication with the manufacturer.

Uses:
  • Permanent hair Dyes
  • Hair tints
  • Dye used in:
    • textiles
    • leather
    • wood stains
    • fur dye

Other names for Toluene-2,5-diamine sulfate :
  • 2,5-Diaminotoluene sulfate
  • PTD
  • 4-Toluenediamine
  • 2-Methyl-1,4-Benzenediamine Sulfate
  • p-Toluenediamine Sulfate
  • 1,4-Benzenediamine,2-Methyl-,Sulfate

How safe is it?

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