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Phosphorus trichloride
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<p>Phosphorus trichloride is an <a href="/facts/Inorganic_compound/TfFfzxSz">inorganic compound</a> with the <a href="/facts/Chemical_formula/hghUtthl">chemical formula</a> PCl3. A colorless liquid when pure, it is an important <a href="/facts/Chemical_industry/3M6gfHer">industrial chemical</a>, being used for the manufacture of <a href="/facts/Phosphite/Uq54qjld">phosphites</a> and other <a href="/facts/Organophosphorus_compound/kNgIF93U">organophosphorus compounds</a>. It is toxic and reacts readily with water to release <a href="/facts/Hydrogen_chloride/7Wzkhomd">hydrogen chloride</a>. </p>