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知秋一叶~

金虫 (小有名气)

[交流] 【求助】帮忙翻译几句分析类句子

待测样品用1 mol/L三氟化硼/甲醇3ml加盖振
荡,在70~75℃水浴10 min(甲酯化),冷却后加0.5
ml正己烷萃取,取上层有机相进行气相色谱一质谱分
析。

[ Last edited by 知秋一叶~ on 2010-1-19 at 11:32 ]
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shirongjiu

金虫 (正式写手)

HAVA A TRY

add 3ml of boron trifloride/methanol (3mol/L) into capped tube containing samples to be determined and stir. Then incubate the tube in water bath at 70~75℃ for 10 minutes (during which methyl esterification takes place). Add 0.5ml n-hexane and extract after it cooled. Finally, the upper organic phase is subjected to gas chromatography-mass spectrometry analysis.
3楼2010-01-20 08:19:00
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yjhorn

木虫 (正式写手)

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知秋一叶~(金币+15,VIP+0):还可以 1-21 09:35
Stir the capped sample 3ml 1mol/L boron trifloride /methanol solution and then heat in a bath for 10 minutes (when methyl esterification takes place). Add 0.5ml n-hexane and extract after it cooled. The upper organic phase is analysed by gas chromatography-mass spectrometry.
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2楼2010-01-19 15:30:44
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