aqua regia processing in SNF...

Mahnaz Mansourpour mahnaz at stanford.edu
Fri Mar 9 14:08:04 PST 2012


Hi Robert,

Mixing HCL and NHO3 is ok but why mix it with water?
I am not sure how will react?
Please give me more information.

mahnaz
On 3/9/2012 11:16 AM, Robert Huang wrote:
>
> Hi Mahnaz,
>
> So of course HCl and HNO3 are already approved chemicals in SNF.  I 
> assume it is then OK to mix them up in an aqua regia solution (3 parts 
> HCL, 1 part nitric, and 2 parts water) for use at wbgeneral (our 
> intent is at room temperature) as long as we follow the usual 
> guidelines including proper labeling, correct?
>
> Regards,
>
> Robert Huang
>
> Director, Process and Device Technology
>
> QuSwami, Inc.
>
> 455 Mission Bay Blvd. South
>
> Building 3, Suite 125
>
> San Francisco, CA 94158
>
> W: (415) 834-9910
>
> M: (408) 854-0450
>
> F: (415) 834-9975
>
> Email: roberth at quswami.com
>
> **********************Privacy and Confidentiality 
> Notice**********************
>
> The information contained in this communication is proprietary, 
> confidential, copyright, trade secret of QuSwami, Inc. It is intended 
> solely for the use of the individual or entity to whom it is addressed 
> and others authorized to receive it. If you are not the intended 
> recipient, you are hereby notified that any disclosure, copying, 
> distribution or taking any action in reliance to the contents of this 
> information is strictly prohibited.
>
> ******************************************************************************
>
> *From:*Robert Huang
> *Sent:* Thursday, March 08, 2012 1:05 PM
> *To:* 'Mahnaz Mansourpour'
> *Subject:* aqua regia processing in SNF...
>
> Hi Mahnaz,
>
> Is aqua regia (combination of HCl and HNO3) already an approved 
> chemical in SNF?  If so, what are the procedures including where it 
> can be used?
>
> Regards,
>
> Robert Huang
>
> Director, Process and Device Technology
>
> QuSwami, Inc.
>
> 455 Mission Bay Blvd. South
>
> Building 3, Suite 125
>
> San Francisco, CA 94158
>
> W: (415) 834-9910
>
> M: (408) 854-0450
>
> F: (415) 834-9975
>
> Email: roberth at quswami.com <mailto:roberth at quswami.com>
>
> **********************Privacy and Confidentiality 
> Notice**********************
>
> The information contained in this communication is proprietary, 
> confidential, copyright, trade secret of QuSwami, Inc. It is intended 
> solely for the use of the individual or entity to whom it is addressed 
> and others authorized to receive it. If you are not the intended 
> recipient, you are hereby notified that any disclosure, copying, 
> distribution or taking any action in reliance to the contents of this 
> information is strictly prohibited.
>
> ******************************************************************************
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://snf.stanford.edu/pipermail/specmat/attachments/20120309/4e07355a/attachment.html>


More information about the specmat mailing list