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liu2004m(½ð±Ò+1, ²©Ñ§EPI+1): ´úÂ¥Ö÷·¢·Å½ð±Ò£¬http://emuch.net/bbs/viewthread.php?tid=3954387&fpage=1 2011-12-17 19:21:18
Ô­ÎÄÓ¦¸ÃÊÇ£ºThe SPE of 10 ¦Ìg each of cobalt and nickel present in 1 litre of solution was investigated as a function of pH, xanthate and benzophenone concentrations, time of stirring, aqueous phase volume and kind of solvent.
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