[pure-silver] Re: ddx vs d76
- From: "Koch, Gerald" <gkoch02@xxxxxxxxxx>
- To: "'pure-silver@xxxxxxxxxxxxx'" <pure-silver@xxxxxxxxxxxxx>
- Date: Fri, 11 Feb 2005 17:13:55 -0500
The MSDS lists a pH of 8.7.
Here are the ingredients
Ingredient CAS # Weight
----------------------------------------------------
Diethyleneglycol ............ 111-46-6 .. 5 - 10%
Hydroquinone ................ 123-31-9 .. 1 - 5%
Phenidone-B ................. 13047-13-7 .. 0 - 1%
Boric acid .................. 10043-35-3 .. 1 - 5%
DTPA Na5 .................... 67-43-6 .. 1 - 5%
Potassium sulfite ........... 10117-38-1 .. 30 - 60%
Sodium tetraborate .......... 1330-43-4 .. 1 - 5%
Water ..................................... 30 - 60%
Jerry
-----Original Message-----
From: Richard Knoppow [mailto:dickburk@xxxxxxxxxxxxx]
Sent: Friday, February 11, 2005 5:04 PM
To: pure-silver@xxxxxxxxxxxxx
Subject: [pure-silver] Re: ddx vs d76
----- Original Message -----
From: "Shannon Stoney" <sstoney@xxxxxxx>
To: <pure-silver@xxxxxxxxxxxxx>
Sent: Friday, February 11, 2005 6:28 AM
Subject: [pure-silver] ddx vs d76
>I was a D76 user for a long time, but recently I switched
>to DDX
> because it's easier to try different dilutions (1:4, 1:8,
> etc). I
> wonder if anybody has noticed any big difference between
> these two
> developers in their effects on film.
>
> --shannon
>
DDX is a liquid concentrate version of Ilford Microphen,
which is a Phenidone version of D-76. In comparison to D-76
it yields slightly coarser grain and slightly higher film
speed.
---
Richard Knoppow
Los Angeles, CA, USA
dickburk@xxxxxxxxxxxxx
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