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lmh1020

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4Â¥2008-03-17 22:49:20
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A good stability is owned  by the electrode and the good catalytic activity to the nitrite is possesed.

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2Â¥2008-03-17 16:11:24
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xiaowenzhi16

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a well stability possessed by electrode, a good catalytic activity to nitrate possessed
3Â¥2008-03-17 17:18:06
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Nitrite is well  catalyzed  by probes which have good stability.
5Â¥2008-03-18 10:33:15
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