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ID-11 versus D-76 keeping test (part I)


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Hi my friends.

 

In order to compare D-76 and ID-11 keeping capabilities and

strenghts, I have done a test, this is the part I of this test. I

have mixed stock solutions, for each developers, using distilled

water and dividing the stock in four bottles filled to the brim, two

glass and two plastic. This first test was made one day after

developers were mixed, to let them stabilized.The film used was

Ilford HP5+ in 35mm format. Exposure index was EI 280. A white card

evenly lit was shoot to get zones from 0 to X. Development time was 9

minutes, with 5 vigorous inversions/minute agitation, using the

plastic bottles. The results are very close, but it seems that ID-11

develops to a higher contrast than D-76, so, If there were not

errors, I would say that they have not got identical properties as we

always asume (that whould require more tests to apply some

statistical confidence tests, but no time and money to do that).

Indeed, when I mixed stock solutions, they have different smells.

Well, this is the end of part I, part II will come after one or two

months, will see wich one keeps better, and if plastic bottles work

worse than glass ones. I will let you know.

 

I hope you liked this test.

 

Enjoy!

 

Ramiro.

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Ramiro,

 

Great idea ---Much thanks for the effort you put into this. I, for one, appreciate

it and certainly, others do too.

 

D76 (1:1) has been my staple developer for decades. I played with XTOL for a

couple years and now, am learning to use PMK (for about 5 months now).

PMK seems to be a remarkable developer...

 

Anyhow, I look forward to your D76 test results as, after all these years, I only

mix what I need and use it one-shot. Maybe this old dog will learn a new trick.

 

Ray

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  • 1 month later...

Hello Garry and friends. Nice to here that you are waiting for my test. I have not forgotten you, now I am busy with my exams at the University. I plan to do the aging test in the middle of july, so sure you will have it!. The more the aging time the better for the test.:-)

Happy summer.

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