Charles Culling is the name/person you’re trying to remember.
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> On Jul 10, 2020, at 12:00 PM, histonet-requ...@lists.utsouthwestern.edu wrote:
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> Today's Topics:
>
> 1. Re: Crystals forming in Hematoxylin (Hannen, Valerie)
> 2. Re: Crystals forming in Hematoxylin (Paula Keene Pierce)
> 3. Histology text book "bibles" (Hobbs, Carl)
> 4. Re: Histology text book "bibles" (Muhammad Azam)
>
>
> --
>
> Message: 1
> Date: Thu, 9 Jul 2020 17:09:28 +
> From: "Hannen, Valerie"
> To: 'Terri Braud'
> Cc: "Histonet@lists.utsouthwestern.edu"
>
> Subject: Re: [Histonet] Crystals forming in Hematoxylin
> Message-ID:
>
> Content-Type: text/plain; charset="us-ascii"
>
> Hi Terri,
>
> The crystals form during cold winter months, usually during shipping or can
> form if the Hematoxylin 7211 is stored in a cold environment. They also form
> due to the Mordant being put into solution at it's saturation point.
> The crystals have no adverse effect on the stain itself. If your bottle has
> a few crystals, just filter it and it should remain crystal free. If there
> are a lot, you can gently warm it, using a "hot" plate and constant stirring
> until the crystals go back into solution, then filter it and is should be
> good to go. I only learned this when I "googled" about it myself. I hope
> this helps!!
>
> Regards,
>
> Valerie
>
>
> Valerie Hannen,MLT(ASCP),HTL,SU (FL)
> Section Chief, Histology
> Parrish Medical Center
> 951 N. Washington Ave.
> Titusville,Florida 32796
> T: (321)268-6333 ext. 7506
> F: (321) 268-6149
> valerie.han...@parrishmed.com
> www.parrishmed.com
>
>
>
> -Original Message-
> From: Terri Braud via Histonet [mailto:histonet@lists.utsouthwestern.edu]
> Sent: Thursday, July 09, 2020 12:39 PM
> To: histonet@lists.utsouthwestern.edu
> Subject: [EXTERNAL Sender] [Histonet] Crystals forming in Hematoxylin
>
>
> This message came from an external source. Please do not click links or open
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> Begin Original Message:
>
> --
> Hello Histo Peeps - What are the clear crystals that form in Hematoxylin? We
> use Richard-Allen 7211. We love the stain, but occasionally, when a bottle
> has been previously opened, we find clear crystalline precipitate forming in
> the bottom. Today, we had a huge one (over an 2" in greatest diameter) that
> was quite beautiful. It had a few occlusions of purple streaks, but
> otherwise was clear. Doesn't seem to affect the stain, so I was just curious.
> Inquisitively yours, Terri
>
> Terri L. Braud, HT(ASCP)
> Anatomic Pathology Supervisor
> Laboratory
> Holy Redeemer Hospital
> 1648 Huntingdon Pike
> Meadowbrook, PA 19046
> ph: 215-938-3689
> fax: 215-938-3874
> Care, Comfort, and Heal
>
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> --
>
> Message: 2
> Date: Thu, 9 Jul 2020 17:21:29 + (UTC)
> From: Paula Keene Pierce
> To: "histonet@lists.utsouthwestern.edu"
>,Terri Braud
>
> Subject: Re: [Histonet] Crystals forming in Hematoxylin
> Message-ID: <114995151.2633909.1594315289...@mail.yahoo.com>
> Content-Type: text/plain; charset=UTF-8
>
> That is the aluminum salt precipitating out.
> Paula Keene Pierce, BS, HTL(ASCP)HTPresidentExcalibur Pathology, Inc.5830 N
> Blue Lake DriveNorman, OK 73069PH
> 405-759-3953http://www.excaliburpathology.com
>
> A sharp knife is nothing without a sharp eye. - Klingon Proverb
>
>On Thursday, July 9, 2020, 11:47:53 AM CDT, Terri Braud via Histonet
> wrote:
>
> Hello Histo Peeps - What are the clear crystals that form in Hematoxylin?? We
> use Richard-Allen 7211.? We love the stain, but occasionally, when a bottle
> has been previously opened, we find clear crystalline precipitate forming in
> the bottom.? Today, we had a huge one (over an 2" in greatest diameter) that
> was quite beautiful.? It had a few occlusions of purple streaks, but
> otherwise was clear.? Doesn't seem to affect the stain, so I was just curious.
> Inquisitively
