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From: Wayne Wood <wayne.wood**At_Symbol_Here**MCGILL.CA>
Subject: Re: [DCHAS-L] triacid diamond cleaning
Date: May 25, 2015 15:22 UTC
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DCHAS-L
In-Reply-To:
I don’t think so. I’ve heard of the35% hydrogen peroxide and potassium cyanide mix used to clean gold but not diamonds.
W.
Wayne Wood | Associate Director, University Safety (EHS), University Services –Directeur Adjoint, Direction de la prévention (SSE), Services universitaires |McGill University | 3610 rue McTavish Street, 4th floor | Montreal, Quebec, Canada, H3A 1Y2 | Tel: (514) 398-2391
From: DCHAS-L Discussion List [mailto:dchas-l**At_Symbol_Here**med.cornell.edu]On Behalf Of Monona Rossol
Sent: Monday, May 25, 2015 10:43 AM
To: DCHAS-L**At_Symbol_Here**MED.CORNELL.EDU
Subject: Re: [DCHAS-L] triacid diamond cleaning
hmmm. It this a substitute for "bombing" with 35% hydrogen peroxide and potassium cyanide?
Monona Rossol, M.S., M.F.A., Industrial Hygienist
President: Arts, Crafts & Theater Safety, Inc.
Safety Officer: Local USA829, IATSE
181 Thompson St., #23
New York, NY 10012 212-777-0062
-----Original Message-----
From: Wayne Wood <wayne.wood**At_Symbol_Here**MCGILL.CA>
To: DCHAS-L <DCHAS-L**At_Symbol_Here**MED.CORNELL.EDU>
Sent: Mon, May 25, 2015 8:51 am
Subject: [DCHAS-L] triacid diamond cleaning
Would any of you happen to have a Standard operating Procedure for using triacid (Perchloric/nitric/sulfuric) solution to clean diamonds?
Thank you.
W.
Wayne Wood | Associate Director, University Safety (EHS), University Services –Directeur Adjoint, Direction de la prévention (SSE), Services universitaires |McGill University | 3610 rue McTavish Street, 4th floor | Montreal, Quebec, Canada, H3A 1Y2 | Tel: (514) 398-2391