The paper described the theory of static headspace gas chromatography, including multiple phase equilibration method, various gas-liquid phase ratio method and standard adding method.
系统讨论了静态顶空气相色谱的原理，包括多次相平衡法、改变相比法和标准加入定量法。
The conditions of headspace has been tested and optimized, and the method for determination of formaldehyde in water by automatic static-headspace capillary gas chromatography is built.
对顶空条件和色谱条件进行了研究和优化，建立了污水中甲醛的自动静态顶空-毛细管气相色谱的检测方法。
The conditions of headspace has been tested and optimized, and the method for determination of formaldehyde in water by automatic static-headspace capillary gas chromatography is built.
对顶空条件和色谱条件进行了研究和优化，建立了污水中甲醛的自动静态顶空-毛细管气相色谱的检测方法。
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