Date: Thu, 19 Aug 2010 08:36:40 -0700
Reply-To: DCHAS-L Discussion List <DCHAS-L**At_Symbol_Here**LIST.UVM.EDU>
Sender: DCHAS-L Discussion List <DCHAS-L**At_Symbol_Here**LIST.UVM.EDU>
From: Karen Smith <smithkl**At_Symbol_Here**WHITMAN.EDU>
Subject: Re: Cupric Sulfate Solution Disposal
In-Reply-To: <766044.99886.qm**At_Symbol_Here**>

Your state may vary, but in Washington any solution of copper sulfate  
greater than 1% must be disposed of as hazardous waste.
Karen Smith, CSMM
Chemistry Stockroom Manager
Whitman College
345 Boyer Ave.
Walla Walla, WA 99362
509 527-5272

On Aug 19, 2010, at 7:12 AM, Anthony Santoro wrote:

> Hello,
> I am curious as to how others may be handling dilute solutions of  
> cupric sulfate.  Do you drain dispose if it is a very low  
> concentration? At what concentration would you consider managing  
> this solution as hazardous waste?
> Regards,
> Anthony

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