From: Jeff Tenney <jtenney46**At_Symbol_Here**ATT.NET>
Subject: Re: [DCHAS-L] Mercury Diffusion Pump
Date: Tue, 19 Apr 2022 14:48:55 +0000
Reply-To: ACS Division of Chemical Health and Safety <DCHAS-L**At_Symbol_Here**Princeton.EDU>
Message-ID: 562478632.1209383.1650379735137**At_Symbol_Here**mail.yahoo.com
In-Reply-To


I have used the Waste Management facility in Union Grove, WI. They accept glass and switches and many other things. Talk with them, in most cases you do not have to remove the mercury from the equipment. They will accept the waste as a lab pack and you just list the parts you are shipping them. They will require you use a steal drum depending on how much you have. The will give you advice on how to pack, label, and ship. They usually have LTL routes that will pick up the material once you are ready to ship. 

On Tuesday, April 19, 2022, 10:17:06 AM EDT, Jeffrey Lewin <jclewin**At_Symbol_Here**mtu.edu> wrote:


Todd,

I have no experience in draining diffusion pumps so I can't give you specific advice, other than to make sure you work over a catch basin for any spills.

Your university likely has a contract with a waste vendor (check with EHS).  If they don't, or the vendor doesn't handle waste mercury and/or mercury contaminated glassware I'd start with contacting either Veolia or Clean Harbors...

Jeff



On Mon, Apr 18, 2022 at 5:01 PM Todd Melgreen <tmelgreen**At_Symbol_Here**willamette.edu> wrote:
Hello All-

I was hoping that someone on this e-mail list may have some answers to a few questions regarding a mercury diffusion pump.

We would like to remove the mercury from the diffusion pump.  Once the mercury is removed we would like to dispose of the remaining glass diffusion pump properly,  I am wondering if anyone has any experience or has attempted to do this previously that we could learn from.

Questions are:
What is the easiest way to remove the mercury from the diffusion pump?
Are there vendors who deal with disposing of mercury contaminated glass?

I appreciate any insight or help that can be provided.  Thanks.  I do have photos of the pump but they can't be sent to this list serve.  So if seeing these would help you please email me directly and I can send them your way.  Thanks again for your help in advance?

Regards,

Todd A. Melgreen, ASP 
Chemical Hygiene Officer & Chemistry Lab/Stockroom Manager
 
Chemistry Department
Willamette University
900 State Street
Salem, OR 97301
 
office: Collins 303 ext#6833
stockroom: Olin 411 ext#6734
phone: 503-370-6833
cell phone: 541-760-5780
Pronouns: He/Him/His
I respectfully acknowledge that Willamette University was built on the land of the Kalapuya, who today are represented by the Confederated Tribes of the Grand Ronde and the Confederated Tribes of the Siletz Indians, whose relationship with this land continues to this day. I am grateful to the land itself, to those who have stewarded it for generations, and for the opportunity to study, learn, work, and be in community on this land. I acknowledge that the University's history, like many others, is fundamentally tied to the first colonial developments in the Willamette Valley. I respectfully acknowledge and honor past, present, and future Indigenous students of Willamette.
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--
Jeff Lewin
Director of Chemical Laboratory Operations
Research Integrity Office
Laboratory Operations
205 Lakeshore Center 
Michigan Technological University

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