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<p>[QUOTE=&quot;RickieB, post: 810635, member: 2486&quot;]Get youself a glass bowl and pour a little into it, about the size of a half dollar.</p><p>Get some tweezers and submerge your test piece in the acid being careful to place it in the acid and not drop it and splash yourself.</p><p>I would ask the clerk at the store for a MSDS on the product in case you have an accident and need specific information...always protect yourself .</p><p>Wear an apron or Lab Coat if you have one....</p><p><br /></p><p>Gold will not dissolve, other metals will.</p><p><br /></p><p>Do not discard the used acid down a drain..pour it into a glass bottle and take it to a disposal site that has a pH neutralization system.</p><p><br /></p><p>Do not leave your tweezers in the acid.</p><p><br /></p><p><span style="color: Red"><b><i><u>** ACID is dangerous and can cause severe burns** use at your own risk!</u></i></b></span></p><p><a href="http://www.jtbaker.com/msds/englishhtml/N3660.htm" target="_blank" class="externalLink ProxyLink" data-proxy-href="http://www.jtbaker.com/msds/englishhtml/N3660.htm" rel="nofollow">http://www.jtbaker.com/msds/englishhtml/N3660.htm</a></p><p><br /></p><p>It would be good if you understood Molarity (Moles) as in concentration.</p><p>If you have no experience with this type of product, do not use it.</p><p><br /></p><p><br /></p><p><br /></p><p><br /></p><p>RickieB[/QUOTE]</p><p><br /></p>

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