Alcohol Dilution Question ...

Owl 102644.2132 at
Sun Jan 25 01:59:56 EST 1998

Brian B. Holt wrote:
> Hi All,
> I have heard that Isopropyl alcohol is effective in killing germs when
> cleaning.
> My question is can it be diluted with water, and if so in what
> strength, and still remain effective in killing germs?
> Thanks,
> Brian in Orlando, FL

70% isopropyl is the standard dilution to use for disinfecting.  It
penetrates bacterial coats better than higher concentrations while
remaining effective.  Note: it is still flammable at this concentration.

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