BiologyWhich among these chemical is used to clean the finger before pricking with needle?

Which among these chemical is used to clean the finger before pricking with needle?

  1. A

    Alcohol

  2. B

    Boric acid

  3. C

    Citric acid

  4. D

    Diazien Blue

    Fill Out the Form for Expert Academic Guidance!l



    +91



    Live ClassesBooksTest SeriesSelf Learning



    Verify OTP Code (required)

    I agree to the terms and conditions and privacy policy.

    Chat on WhatsApp Call Infinity Learn