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With the exception of cadmium, the concentration of chromium, nickel and copper in leachates of the artificial soils have got to a stable level by the end of the experiment. The finial concentration of copper in leachates of artificial soils ranged from 27.1 µg L-1 to 127.5 µg L-1, which was below the European threshold value for drinking water, (1000µg L-1). While, finial nickel and chromium concentration in leachates surpassed the European threshold values for drinking water.

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http://muchong.com/bbs/forumdisplay.php?fid=278 You may receive more gelivable answers
3Â¥2011-04-13 15:50:36
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2Â¥2011-04-13 15:49:21
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use english in english cafe please, everyone
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5Â¥2011-04-13 15:58:55
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that is ok, I do not find big problems.

if you say it is chinglish, I could help little.
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6Â¥2011-04-13 16:06:40
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