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°®ÓëÓêÏÂ(½ð±Ò+1): 2011-10-25 11:57:13
ɽˮÌïÔ°(½ð±Ò+5, ·­ÒëEPI+1): 2011-10-30 16:49:15
In the past two weeks, after getting the raw materials, we have completed the synthesis work of first and second steps of third group as well as the first step of first group. Among these, the purity of first step is 88%; in second step, the first two groups did not get reacted due to high water contents (500ppm) while the third group reacted well due to controlled water contents (200ppm); in the third step, the purity is 83%.
2Â¥2011-10-25 11:37:23
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