[time-nuts] HP 5065A - phosphoric acid

[paul swed]

Thanks for the heads up. I was wondering if it was a generally available
item.
Agree with your comments on home depot and lowes. I generally need strange
odds and ends and its not worth getting into detail with these guys.
Thanks again

On Sun, Mar 21, 2010 at 6:02 PM, Rex <rexa at sonic.net> wrote:

> paul swed wrote:
>
>> Were do you obtain a small amount of phosphoric acid????
>> Also when I looked it up they said it was H3PO4. Doesn't sound like the
>> same.
>> Is there a common use for it?
>>
>>
>>
> I bought a quart a while ago at Home Depot in the paint section. Jasco Prep
> and Primer for metal - a liquid. Mostly phosphoric acid but with a few extra
> ingredients, I think. Pretty sure it would work ok for solder prep. As
> usual, the sales person in the paint section was of no help. I asked for
> phosphoric acid and got a blank stare; explained it is use to prep metal for
> painting. Still, "no, I don't think we have that." I did an extensive search
> myself and found it on a shelf. I showed the sales guy and got a
> disinterested, "oh."
>
> If you live in a hard water area, it will also remove heavy scale deposits
> in sinks, showers, etc.
>
>
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