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ÏÄÄ©(½ð±Ò+10, ·­ÒëEPI+1):лл 2010-05-03 11:42
As metathesis reaction, the specimen was dipped into the mixture of pure ethanol and tertiary butanol whose ratio was 1:1 for 15 min. And then immerse it in the pure tertiary butanol again for 15 min.
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