Re: peracetic acid -vinegar and hydrogen peroxide?

"chris mankeyh" <[EMAIL PROTECTED]> wrote in message
news:[EMAIL PROTECTED]
> "Joe 123" <[EMAIL PROTECTED]> wrote in message
news:<[EMAIL PROTECTED]>...
> > peracetic acid is manufactured using concentrated peroxide and glacial
> > acetic acid.  They are mixed together and allowed to react for weeks to
> > achieve a high concentration.  mixing dilute 3% peroxide with acetic
acid
> > will not make any appreciable amount of peracetic.
> >
> > You might as well simply use straight peroxide because all your doing is
> > making your peroxide
> >
> > "chris mankeyh" <[EMAIL PROTECTED]> wrote in message
> > news:[EMAIL PROTECTED]
> > > I was fishing for a supposedly non toxic way of disinfecting pots and
> > > pans and saw an article about someone using vinegar and hydrogen
> > > peroxide in two spray bottle to disinfect vegetibles. I then read that
> > > this mixture forms peracetic acid. Is it safe to use this mixture?
> > >
>
> I wasn't trying to make peracetic acid, I was trying to disinfect my
> kitchen. I saw an article on science news that said that if use
> vinegar and hydrogen peroxide in 2 seperate spray bottles and spray
> them on surfaces that it made for a very effecitive disinfectant. I
> then ran into an article that said this combo made peracetic acid.
> This had me worried, so I consulted you guys.

The way you're using the solutions will not make any peracetic acid (not
detectable levels, anyway). The combination with vinegar may "activate" the
peroxide, simply by dropping the pH. If you pre-mix the solutions you'll
lose the peroxide activity very quickly, hence the "two solution" approach.

Barry Hunt