Organic chlorine using ethyl acetate - cyclohexane and gel purification column extraction purification, quartz capillary gas chromatography (ECD allocation) detection.

有机氯类用乙酸乙酯—环己烷和凝胶净化柱提取净化，石英毛细管气相色谱(配ecd检测器)检测。

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The method involved solid-phase extraction of insulin from plasma and pre-column derivatization of insulin with fluorescamine.

该方法涉及从血浆中固相提取胰岛素，以及用荧光胺对胰岛素进行柱前衍生。

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First, we cover creating an infrastructure or an object model that starts with a request, access definition, and column maps for data extraction.

首先，我们创建一个基础或者对象模型，从分析需求、访问定义，以及数据提取的列映射开始。

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In this column, Federal Reserve Bank of Boston economist Daniel Cooper presents new evidence suggesting that the spending impact of equity extraction during the recent U.S. housing boom was relatively small compared with the household balance sheet changes and residential investment.

FORBES: Home Equity Extraction: Where Did All The Money Go?