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China and the United States are the leading exporters of phosphorus oxychloride, accounting for the largest shares of global shipments in recent years, while Germany, South Korea, and Japan represent the top importing countries. Trade volumes have remained relatively stable since 2022, with modest growth in Asian imports coinciding with steady demand from semiconductor and pharmaceutical manufacturing sectors—trends reflected in muted but consistent fluctuations in phosphorus oxychloride prices.
Phosphorus oxychloride (POCl₃) is a colorless to pale yellow, fuming liquid with a pungent, acrid odor and high volatility; it has a boiling point of 107 °C and a melting point of 1.25 °C. It is an inorganic chlorinated phosphorus compound, classified as a reactive phosphorylating and chlorinating agent. Industrially, it serves primarily as a key intermediate in the synthesis of phosphate esters, including flame retardants, plasticizers, and hydraulic fluids, as well as in the production of pharmaceuticals, agrochemicals (e.g., herbicides and insecticides), and semiconductor dopants. Its principal application areas include electronics manufacturing, crop protection chemistry, and specialty polymer additives.
In the manufacture of pesticides, pharmaceuticals, plasticizers, gasolineadditives, and hydraulic fluid.
Phosphorus oxychloride is a clear, colorless to yellow, fuming, oily liquid with a pungent and musty odor.
This chemical is included in Fine Chemicals. See more about what is Phosphorus oxychloride and Phosphorus oxychloride SDS information.
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