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Paraphenylenediamine is actually an ingredient of an element popularly known as kala pathar or a€?Black Stonea€™ in Urdu. Actually utilized as a substance ingredient in temporary tattoo ink, sheets, darker cosmetics, photocopying inks, printing, rubberized products and gas. Inside the Indian subcontinent and North Africa, it is a component of black colored henna for hair dye and tattoo liquid. 84 a€“ 86 Paraphenylenediamine try metabolised into benzoquinone diamine by cytochrome P450 peroxidase, and additional oxidization results in the forming of Brandowaski’s base. The two of these by-products have the effect of her poisoning. 187 , 188 Paraphenylenediamine intake is actually typical means to allocate suicide in southern Punjab. 189

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