Question of the Week

Question :

Posted On : 25 Oct 2006

What are advantages and disadvantages of tween-80 in PPD for tuberculin test?

Expert Answer :

No expert answer available.

Answer Discussion :

yusra sheikh

ITS NON SPECIFIC

18 years ago

leena kamal

NO advantages

18 years ago

pediatriconcall

Tween 80 is a detergent added to tuberculin to prevent their adsorption on glass or plastic surface. Presently, all tuberculins are manufactured and standardized with Tween 80. Thus 1TU with tween 80 is equivalent to 5 TU without Tween 80.

18 years ago

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