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Division 8.2 The amount of hexachlorophene in the sample

United Kingdom

Original text. Later amendments are not shown.

Let:

h

  • the hexachlorophene,

    • kh

  • its proportionality coefficient,

    • Ah

  • its peak area,

    • s

  • the chosen standard,

    • ms

  • its mass (in grams) in the mixture,

    • As

  • its peak area,

    • M

  • the mass (in grams) of the sample taken,

    • then % (m/m) of hexachlorophene in the sample is:

    m s × k h × A h × 100 M × A s