Card Set Information
Escherichia coli is Methyl red positive
What is the reagent A and reagent B in the VP reagent?
Reagent A is alpha naphtol and reagen B is KOH
what is the reading interval of VP test?
Read 10 min interval for 60 min because color doesn't develop immediately
How many drop of reagent A need and how many drop of reagent B need?
Reagent A(alpha-naphtol)=15 drops
Reagent B (KOH)=5 drops