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[ Last edited by wxwdoctor on 2009-7-26 at 20:48 ]
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1.Porphyrize the Pd/AC.
2.Dry at 105 oC for one hour.
3.Weigh 0.1-0.5 g (accurate to 0.0001 g) to 100 ml conical flask.
4.Add 20 ml concentrated nitric acid , heat to near no solution. Add 5% HNO3£¨¼Ó¶àÉÙ£¿£©.
5.Transfer to 50 ml volumetric flask for constant volume.
6.After standing, get the upper transparent solution for ICP analysis.


[ Last edited by wxwdoctor on 2009-7-26 at 20:41 ]
http://chem-cn.emuch.net
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