Hay's test

Source: Wikipedia, the free encyclopedia.

Hay's test, also known as Hay's sulphur powder test, is a

bile salts in urine.[1]

Procedure

Sulphur powder is sprinkled into a test tube with three millilitres of urine and if the test is positive, the sulphur powder sinks to the bottom of the test tube. Sulphur powder sinks because bile salts decrease the surface tension of urine.[2][3][4][5]

References

  1. ISBN 978-93-5090-530-2
    .
  2. ISBN 978-81-89866-45-7
    .
  3. ISBN 978-93-5090-266-0
    .
  4. ISBN 978-81-8147-025-6
    .
  5. ISBN 978-81-8061-233-6
    .
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