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| P-Phenylenediamine |
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| 1,4-Diaminobenzene 99.95%,Flake |
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| 106-50-3 |
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| p-Phenylenediamine (PPD) is an organic compound with the formula C6H4(NH2)2. This derivative of aniline is a colorless solid, but typically samples can contain yellowish impurities arising from oxidation. It is mainly used as a component of engineering polymers and composites. It is also an ingredient in hair dyes. |
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| White crystals in the air became purple. |
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