<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: njsteve</div><div class="ubbcode-body">
Are you sure you're talking about this stuff because it is not phosphoric acid-based like most of the rust destroyers/converters out there. It is harmless to everything I've come across, other than rust.
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MSDS -
http://www.ultraone.ca/pdfs/MSDS-SafestrRustRemover.pdf