Define sample preparation for haemoglobin content in blood, Biology

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Define Sample Preparation for Haemoglobin Content in Blood

  • Wipe the index finger or middle finger with a cotton swab soaked in spirit.
  • Prick the finger with a lancet opersting device after a gentle massage of the finger.
  • Discard the first drop and with the help of a haemoglobin pipette take 20pl blood for analysis.
  • Add the 20 pl of blood to 5.0 ml of the Drabkin's reagent in the test tube marked Sa. Mix. Let it stand for at least 4 minutes and read against a reagent blank at 540 nm.

 


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