dichloromethane

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• 翻译

  n.二氯甲烷

  网络解释.二氯甲烷；二氯甲

英[daɪklɔ:rə\"meθeɪn]||||||美[daɪklɔ:rə\"meθeɪn]

D

n.二氯甲烷

网络解释.二氯甲烷；二氯甲

1 . The variation of the desorption activation energy of

dichloromethane

on activated carbons was discussed hardbase ( HSAB ) princi.

主要研究了金属离子改性活性炭对二 氯甲烷 脱附活化能的影响.

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2 . Antioxidant activities of six spice materials have been measured using peroxidevalue ( POV )a,n,dacid value ( AV ) after extraction with

dichloromethane

.

以过氧化值及酸价为指标,评价了以二氯甲烷为溶剂的生姜等六种常用香辛料提取物的抗氧化作用.

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3 . N - dimethyl nitrosamine in food was extracted by

Dichloromethane

a,n,ddetermined by SIM with gas chromatography - mass spectrometry.

用二氯甲烷对各类食品中的N - 二甲基亚硝胺进行提取,利用气质联用仪采用选择离子法(SIM)进行定性定量检测.

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4 . The crude products were purified by neutral alumina column Chromatography with

dichloromethane

containing pyridine as eluent.

用中性氧化铝柱层析法对粗产物进行分离提纯,用含一定量吡啶的二氯甲烷溶液作为洗脱剂.

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