Archived posting to the Leica Users Group, 1999/01/23
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If you have any doubt, stick the cutoff leader into the developer for about
a minute and then in the fix for about a minute. Black=OK Clear=not OK
Ken Wilcox
>Does anybody know of a simple test of whether the developer is still usable,
>without having to go through the whole process with a test film?
>Ben
>
>
>RBedw51767@aol.com wrote:
>
>> Mike:
>>
>> Unfortunately all of these posts on Xtol have me paranoid. My Xtol is five
>> months old and I haven't been very careful in my storage practices. I think
>> you are absolutely correct in suggesting that tests be conducted before
>> processing important negatives.
>>
>> Couldn't live without Delta and Xtol!
>>
>> Bob
>>
>> << It always amazes me how so many of us (I've done it too) will risk
>> important work with a couple of bucks worth of questionable developer. I
>> recently souped some Delta 400 in XTOL that was about 3 mos old--no
>> problem. Before I use it again, assuming I just can't bear to chuck it and
>> mix a new batch, I will run a test roll first. The shelf life will vary
>> considerable depending on storage conditions, including temperature,
>> exposure to light, how much air is in the top of the bottle. Test first!
>>
>> -Mike
>> >>
- ----
Ken Wilcox Carolyn's Personal Touch Portraits
LHSA, MEA, LAW preferred---> <wilcox@mail.tir.com>
<kwilcox@gfn.org>