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It contains 650 ppm MEHQ as inhibitor(see 1), which could be removed with a Al2O3 packed column or ready to use Inhibitor removers ( see 2).

Distillation under vaccum can also solve the problem, but the setup is a bit more problematic.




1 http://www.sigmaaldrich.com/cata ... tail/ALDRICH/409537

2 http://www.sigmaaldrich.com/cata ... tDetail/SIAL/306320

[ Last edited by zf87 on 2008-5-6 at 10:43 ]
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