The headspace analysis method is used to analyze the volatile organic substances in the solid or liquid top vapor phase. The specific principle is to heat the sealed material in the sealed bottle to volatilize the volatile substances from the matrix and take the top of the bottle. The gas is used for gas chromatography analysis. The headspace analysis method has the advantages of simple sample preparation, accurate and complete retention of sample information and interference from non-volatile substances, and high sensitivity. At present, the method for analyzing volatile organic compounds using a headspace sampler is widely used. The following are some common application examples.
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