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From: DCHAS Membership Chair <membership**At_Symbol_Here**DCHAS.ORG>
Subject: [DCHAS-L] Could anything go wrong with this mix?
Date: Mar 12, 2018 19:02 UTC
Reply-To:
ACS Division of Chemical Health and Safety
In-Reply-To:
From: Monona Rossol I got a question from a museum here in NYC that is using a complex mixture to clean a artifact. I need help to be sure there is nothing here that could be a problem. First they mix This mixture is added to 200ml of 2% xanthan gum in DI water which makes a gel Next they add to the gel ---
Re: Could anything go wrong with this mix?
100ml water (distilled)
0.5g Citric acid (chelator)
0.5g Boric acid (buffer)
Adjust pH to 8.0 with 1M NaOH solution
12% of a solvent mixture that is a 6:1:1 mixture of benzyl alcohol : ethyl acetate : diethyl ketone
then they add 8% Shellsol OMS.
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
actsnyc**At_Symbol_Here**cs.com www.artscraftstheatersafety.org
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