Huai'an Huayuan Chemical Co.,Ltd.
  • Export grade phosphorus trichloride

    Index name

    excellent grade

    first grade

    qualified

    Appearance

    colorless transparent or light yellow liquid

    Phosphorus trichloride content%

    ≥99.5

    ≥99.0

    ≥98.5

    Free phosphor content%

    ≤0.0001

    ≤0.0005

    ≤0.0010

    Boiling range(74.5-77.5 °C)(v/v)%

    ≥97.5

    ≥97.0

    ≥96.0

    Phosphoric acid content(PO4-2)

    ≤0.2

    ≤0.2

    /

    Arsenic ppm

    ≤1

    ≤3

    ≤5

    Iron ppm

    ≤1

    ≤3

    ≤5

    Plumbum ppm

    ≤1

    ≤3

    ≤5

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