[rollei_list] Re: XTOL Mix-It-Yourself Formula

  • From: Chris Burck <chris.burck@xxxxxxxxx>
  • To: rollei_list@xxxxxxxxxxxxx
  • Date: Tue, 27 Jul 2010 18:30:33 -0400

richard, can you post that reply again?  i'm reasonably sure i
deciphering it correctly, but. . . .

On 7/27/10, Richard Knoppow <dickburk@xxxxxxxxxxxxx> wrote:
>
> ----- Original Message -----
> From: "Marc James Small" <marcsmall@xxxxxxxxxxx>
> To: <rollei_list@xxxxxxxxxxxxx>
> Sent: Tuesday, July 27, 2010 12:38 PM
> Subject: [rollei_list] Re: XTOL Mix-It-Yourself Formula
>
>
> At 02:46 PM 7/27/2010, Richard Knoppow wrote:
>
>  >    I think you can get all the ingredients for the powder
>  >formula given in the Xtol patents from Photographer's
>  >Formulary.
>
> They are not.  The MSDS formula requires
>
> Diethylenetriaminepentaacetic acid pentasodium salt
>
>
> and
>
>
> 4-hydroxymethyl-4-methyl-1-phenyl-3-pyrazolidinone
>
>
> Not exactly garden-variety chemicals of the sort
> Photographers' Formulary stocks.  Again, this
> would be Fisher Scientific sort of thing, if even they stock
> these.
>
> Marc
>
>
>     The second is Kodak Dimezone, a variation of Phenidone.
> Photographer's Formulary has it in three sizes, the smallest
> is 10grams for $4.95. This stuff is used in fractional grams
> per liter.  The second is a sequestering agent, the
> Formulary does not have DPTA, not sure where to get it but I
> think the developer will work without it. Its a sequestering
> agent for minerals in the water so if you use distilled
> water you can probably do without it. J.T.Baker stocks it
> but only in much larger than practical quantities and at too
> high a price.
>
> --
> Richard Knoppow
> Los Angeles, CA, USA
> dickburk@xxxxxxxxxxxxx
>
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