No, it's not 30%, it's 30 Volume, which I think is 9%. They also have 40 vol, which is 12%. You can buy higher concentrations, see ebay or google.
-----Original Message-----
>From: Peter Loron <peterl@...>
>Sent: May 8, 2011 12:44 AM
>To: Homebrew_PCBs@yahoogroups.com
>Subject: Re: [Homebrew_PCBs] Re: Hydrogen Peroxide Source
>
>IIRC they have 30% at beauty supply places.
>
>-Pete
>
>On May 7, 2011, at 9:37 PM, Mike wrote:
>
>> I checked at a Leslies Pool Supply in Phoenix, AZ, where you would expect a full range of pool and spa products to be frequently used. They did not know what I was talking about when I asked for Hydrogen Peroxide, and the Baqua Spa oxidizer was the only thing they had. So 7.5% is likely to be the strongest you can get at a pool supply, and that hardly seems worth the extra cost.
>>
>> Mike
>>
>> --- In Homebrew_PCBs@yahoogroups.com, "Jim" <jhancock1@...> wrote:
>>>
>>> Baqua spa oxidizer. However, I made a mistake on the concentration -it's only 7.5% . Getting old, memory not what it used to be.
>>
>
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