[pure-silver] Re: Sodium Bisulfite

----- Message d'origine -----
De: "Justin F. Knotzke" <jknotzke@xxxxxxxxxx>
Date: Thu, 25 Oct 2007 06:29:05 -0400
Sujet: [pure-silver] Re: Sodium Bisulfite
À: pure-silver@xxxxxxxxxxxxx

>On 24/10/2007, Richard Knoppow <dickburk@xxxxxxxxxxxxx> wrote:
>>
>>     Bisul _fate_ and bisul_fite_ are not the same thing.
>> Bisulfate is strongly acid and is often found in drain
>> cleaners.
>
>
>   Sorry Richard, I do in fact have Sodium Bisulfite.. My apologies..
>
>
>    I suspect Lootens copies Kodak F-24 an acid
>> non-hardening fixing bath.
>>
>> Kodak F-24
>> Water (at 125F or 52C)                        500.0 ml
>> Sodium Thiosulfate, crystalline                240.0 grams
>> Sodium sulfite, desiccated                     10.0 grams
>> Sodium bisulfite                               25.0 grams
>
>
>Water to make                                   1.0 liter
>
>
>    I'm a bit confused with the amounts of water.. Are we trying to make
>1.5L of actual workable solution ?
>
>    I'm trying to make a concentrate for a 3L bottle. I don't want to have
>to mix from scratch each time but to just add water and go..
>
>    Thanks again,
>
>    J
>
>
>---
>> Richard Knoppow
>> Los Angeles, CA, USA
>> dickburk@xxxxxxxxxxxxx

"water to make" means you have to add water once all ingredients dissolved to 
obtain the final volume indicated right after (in this case 1 liter).
So, to obtain 3 liters, just multiply all quantities by 3.

Claudio Bonavolta
http://www.bonavolta.ch
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