Archived posting to the Leica Users Group, 1999/06/23

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Subject: RE: [Leica] XTOL Question in Jobo
From: "Lee, Ken" <ken.lee@hbc.com>
Date: Wed, 23 Jun 1999 13:08:26 -0400

Hi Robert,

Thanks for the info.  This makes it sound like XTOL is very expensive and
not too convenient.  I have a collection of bits and pieces so I can process
up to 8 rolls at a time. I have gotten used to doing batches of film at one
time in TMax RS 1 shot. I suppose I could get used to developing film in
smaller batches. If you can only do 5 rolls per litre, doesn't that get
expensive?

Ken

> -----Original Message-----
> From:	Robert G. Stevens [SMTP:robsteve@hfx.andara.com]
> Sent:	Wednesday, June 23, 1999 12:32 PM
> To:	leica-users@mejac.palo-alto.ca.us
> Subject:	Re: [Leica] XTOL Question in Jobo
> 
> Ken:
> 
> Jobo and xtol work great, but with some dilutions, the tanks will not hold
> enough developer to do the film capacity of the tank.  Jobo has a page on
> it, and if you read it carefully, it says you need 200ml of full strength
> developer per roll.  They also go on to say that as little as 140ml per
> roll works with some Kodak films.  
> 
> http://www.jobo-usa.com/jobofoto/bulletins/xtol.htm
> 
> What this means is with 1:3 dilution, to do one film, you should add at
> least 560ml of diluted solution, or 600ml if you use the 200ml per film
> figure.  This is too much solution for the jobo tanks, where a one reel
> tank take 140ml, a two reel 260ml, and a three reel tank combo taking
> 470ml.  I guess you could do one roll in the four reel tank that takes
> 590ml.  As you see, dilutions and Jobo's can be complicated.  Using an
> eight reel tank, you may be able to develop two rolls of film!  This is
> all
> fine, if you have the larger tanks, but limiting if all you have is the
> 260ml, two roll tank.
> 
> I tend to use Xtol undiluted with the jobo.  I have since gotten the
> larger
> tanks and may try it 1:1.
> 
> 
> Regards,
> 
> Robert
>  
> 
>