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51问答网 > 采集气体样品的方法有哪些？

采集气体样品的方法有哪些？

2025-03-15 14:28:17

推荐回答（4个）

回答1：

取一个适当容积有盖的容器如玻璃瓶，将其注满水，带到需要取样分析空气的地方，打开盖子将水倒出，收集空气后盖上盖子即可。瓶中空气即为当地空气样本。

回答2：

向上排气法，排水法，向下排气法。

回答3：

排水法，向上排空气法，向下排空气法，

回答4：

要看是什么气体了

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