[alt-photo] Re: Alt-photo-process-list Digest, Vol 184, Issue 1

[Christian nze]

Ammonium citrate  is easy to do with ammonium carbonate and citric acid.

2010/6/27, alt-photo-process-list-request at lists.altphotolist.org
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> Today's Topics:
>
>    1. Re: Dick Arentz's platinum book. (Jonathan Reid)
>    2. Ammonium Citrate (Jonathan Reid)
>    3. Re: Ammonium Citrate (Alberto Novo)
>    4. Re: Ammonium Citrate (francis schanberger)
>    5. Re: Ammonium Citrate (francis schanberger)
>    6. Re: Ammonium Citrate (etienne garbaux)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Sun, 27 Jun 2010 14:22:48 +1000
> From: Jonathan Reid <jon at sharperstill.com>
> To: The alternative photographic processes mailing list
> 	<alt-photo-process-list at lists.altphotolist.org>
> Subject: [alt-photo] Re: Dick Arentz's platinum book.
> Message-ID: <5E29F92C-9CEA-4772-8667-D544183B6827 at sharperstill.com>
> Content-Type: text/plain;	charset=US-ASCII;	format=flowed;	delsp=yes
>
> Thanks Bob,
>
> I saw those listings but the reasonably cheap ones are for the first
> edition, while the second edition, which I bought, is listed at
> $404USD. I got mine for ~$44.
>
> Jon
>
>
> On 26/06/2010, at 7:32 PM, BOB KISS wrote:
>
>> http://www.abebooks.com/servlet/SearchResults?an=Dick+Arentz&sts=t&tn=Platin
>> um+Printing&x=62&y=8
>
>
>
> ------------------------------
>
> Message: 2
> Date: Sun, 27 Jun 2010 14:32:40 +1000
> From: Jonathan Reid <jon at sharperstill.com>
> To: The alternative photographic processes mailing list
> 	<alt-photo-process-list at lists.altphotolist.org>
> Subject: [alt-photo] Ammonium Citrate
> Message-ID: <1C84DF23-7F00-4EC8-AF8F-CB75ECB9B0DB at sharperstill.com>
> Content-Type: text/plain; charset=US-ASCII; format=flowed; delsp=yes
>
> Hi all,
> Is Ammonium Ferric Citrate the same as Ammonium Citrate? I'm just
> trying to find a local supplier.
>
> Jon
>
>
>
>
> ------------------------------
>
> Message: 3
> Date: Sun, 27 Jun 2010 06:39:05 +0200
> From: "Alberto Novo" <alt.list at albertonovo.it>
> To: The alternative photographic processes mailing list
> 	<alt-photo-process-list at lists.altphotolist.org>
> Subject: [alt-photo] Re: Ammonium Citrate
> Message-ID: <20100627043905.28505.qmail at webmaildh2.aruba.it>
> Content-Type: text/plain; format=flowed; charset="iso-8859-1"
>
>> Is Ammonium Ferric Citrate the same as Ammonium Citrate? I'm just  trying
>> to find a local supplier.
>
> They are two different things.
>
> Alberto
> www.grupponamias.com
> www.alternativephotography.com/articles/art102.html
>
>
> ------------------------------
>
> Message: 4
> Date: Sun, 27 Jun 2010 00:40:53 -0400
> From: francis schanberger <frangst at gmail.com>
> To: The alternative photographic processes mailing list
> 	<alt-photo-process-list at lists.altphotolist.org>
> Subject: [alt-photo] Re: Ammonium Citrate
> Message-ID:
> 	<AANLkTilIhsOGQEBKHs2uwhoMsymDW6304Du2Kl3ymMt0 at mail.gmail.com>
> Content-Type: text/plain; charset=ISO-8859-1
>
> One is a developer for palladium (Ammonium Citrate) and the other (AFC) is
> one half of the chemistry for Cyanotype.
>
> On Sun, Jun 27, 2010 at 12:39 AM, Alberto Novo
> <alt.list at albertonovo.it>wrote:
>
>> Is Ammonium Ferric Citrate the same as Ammonium Citrate? I'm just  trying
>>> to find a local supplier.
>>>
>>
>> They are two different things.
>> Alberto
>> www.grupponamias.com
>> www.alternativephotography.com/articles/art102.html
>>
>> _______________________________________________
>> Alt-photo-process-list | http://altphotolist.org/listinfo
>>
>
>
>
> --
> francis schanberger
>
> www.frangst.com
>
>
> ------------------------------
>
> Message: 5
> Date: Sun, 27 Jun 2010 00:43:09 -0400
> From: francis schanberger <frangst at gmail.com>
> To: The alternative photographic processes mailing list
> 	<alt-photo-process-list at lists.altphotolist.org>
> Subject: [alt-photo] Re: Ammonium Citrate
> Message-ID:
> 	<AANLkTimKSPlW22D4_gA7eFCCfDSFoTMTyTvql7A0OTWN at mail.gmail.com>
> Content-Type: text/plain; charset=ISO-8859-1
>
> and appearance...
>
> AFC is usually in the form of blue-green or green flakes to powder.
>
> AC is usually a fine, crystalline white powder.
>
>
>
> --
> francis schanberger
>
> www.frangst.com
>
>
> ------------------------------
>
> Message: 6
> Date: Sun, 27 Jun 2010 00:56:06 -0400
> From: etienne garbaux <photographeur at nerdshack.com>
> To: The alternative photographic processes mailing list
> 	<alt-photo-process-list at lists.altphotolist.org>
> Subject: [alt-photo] Re: Ammonium Citrate
> Message-ID: <20100627045611.89A0F11BA3F at karen.lavabit.com>
> Content-Type: text/plain; charset="us-ascii"; format=flowed
>
> Jon wrote:
>
>>Is Ammonium Ferric Citrate the same as Ammonium Citrate?
>
> No.  Ammonium Ferric Citrate (better known to us older folks as
> Ferric Ammonium Citrate or FAC), C6H8O7.nFe.nH3N, is CAS No.
> 1185-57-5.  Ammonium Citrate, (NH4)2C6H6O7, is CAS No. 3012-65-5.
>
> The "n"s in the FAC formula indicate that FAC can have varying
> amounts of Fe and NH3.  The green form (lower Fe and NH3, higher
> hydrated citric acid) is generally preferred for photographic uses.
>
> Best regards,
>
> etienne
>
>
>
>
>
>
> ------------------------------
>
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> End of Alt-photo-process-list Digest, Vol 184, Issue 1
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