In step (C), a 300-gallon reaCtion vessel was Charged with 300 kg of phosphorus oxyChloride (6), Cooled, and blanketed with nitrogen.

步骤(c)，往300加仑的反应容器里加入300千克三氯氧化磷(6)，冷却，并覆以氮气。

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The tube is blanketed in an inert gas such as nitrogen or argon.

管子被整个地漫浸在流动的氮或氩等惰性气体中。

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