[pure-silver] Re: Fixer Hydration
- From: "Richard Knoppow" <dickburk@xxxxxxxxxxxxx>
- To: <pure-silver@xxxxxxxxxxxxx>
- Date: Wed, 26 Jan 2005 08:33:18 -0800
----- Original Message -----
From: "titrisol" <titrisol@xxxxxxxxx>
To: <pure-silver@xxxxxxxxxxxxx>
Sent: Wednesday, January 26, 2005 8:10 AM
Subject: [pure-silver] Re: Fixer Hydration
> To dissolve crystalline thio the trick was using a "tea
> bag"
>
> Just put the thiosulphate in a piece of cheese cloth
> ["hypo-bag"]
> Put water in a bucket/wide mouuth bottle and put the
> "hypo-bag"
> hanging on the top of the container.
> A few hours later (over night was my preference) the hypo
> will
> be dissolved without effort.
>
This method is described in Kodak's handbook of motion
picture laboratory practice of the 1930's. There its called
the "filter bag" method. Helpful if you are cooking up 120
gallons of solution at a time:-) I nevery thought to try it
for small amounts.
---
Richard Knoppow
Los Angeles, CA, USA
dickburk@xxxxxxxxxxxxx
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