p-phenylenediamine


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p- phenylenediamine

/p- phen·yl·ene·di·amine/ (fen″il-ēn-di´ah-mēn) a derivative of benzene used as a dye for hair, garments, and other textiles, as a photographic developing agent, and in a variety of other processes; it is a strong allergen, causing contact dermatitis and bronchial asthma.
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Monitoring of Lawsone, p-phenylenediamine and heavy metals in commercial temporary black henna tattoos sold in Turkey.
In vitro priming of naive T-cells with p-phenylenediamine and Bandrowski's base.
The CQD materials comprised aliquots of CdS and CdSe preparations, which were converted into broadband wavelength filters by quenching the fluorescent emission of the CQDs through the addition of p-phenylenediamine.
Allergic contact dermatitis caused by skin painting (pseudotattooing) with black henna, a mixture of henna and p-phenylenediamine and its derivatives.
Tenders are invited for Supply of P-phenylenediamine
p-phenylenediamine, which form hair dyes on chemical reaction, and performed dyes, e.
The darker color is appealing and lasts longer, but it could contain a coal-tar hair dye ingredient called p-phenylenediamine (PPD).
Other things to avoid include retinoids (found in anti-ageing creams and acne treatments), parabens (shampoos and conditioners) and p-Phenylenediamine (some hair colourants, hairsprays and conditioners).
Carbon disc electrodes have been modified with poly-p-aminophenol and copolymer of p- aminophenol and p-phenylenediamine respectively.
Summary: Carbon disc electrodes were modified with poly-p-aminophenol and copolymer of p- aminophenol and p-phenylenediamine.
The No1 suspect is the chemical p-Phenylenediamine (PPD) - also implicated in the death of Tabatha McCourt, 17, in a similar incident in Aidrie, Lanarks, last year.
Black henna often contains the chemical p-Phenylenediamine (PPD), which gives the natural reddish-brown dye a black tint, said Dr Shubhada Mandar Bichi, a specialist dermatologist and the patient's doctor at the hospital.