METHODS: Headspace gas chromatography was adopted.

方法：采用顶空气相色谱法。

It can be used as a simple headspace unit as well.

它也可以作为简易顶空恒温器使用。

Three main modes of headspace analysis are introduced.

总结并详述了顶空分析的三种重要模式。

A simple and convenient headspace sample collector was designed.

设计了简易的顶空采样器。

Can I use a FOXY probe to measure the headspace in packaged products?

我能使用FOXY探测器测量包覆产品的顶部空间吗？

The classification and application of modern headspace analysis are reviewed.

综述了现代顶空分析方法的分类及其应用。

Quantitative measurement of hexanal by headspace analysis is a common technique.

通过液面上部气体分析进行己醛的定量测量是一个常用技术。

Top note compounds of Laozao were analyzed by using headspace sampler and GC-MS.

采用顶空自动进样、气相色谱-质谱联用的方法分析醪糟的头香成分。

Acid-volatile sulfide in river sediment sample was measured by reaction headspace .

采用顶空色谱测定了河流底泥中的可酸挥发硫化物。

The leaching solution was centrifugalized, and then distilled by headspace analytical method.

浸提液离心后采用静态顶空技术处理。

During method development, did USP experiment with "salting" agent for the headspace analysis?

在方法研发期间，USP试验是否采用“盐化”试剂用于顶空分析？

Headspace gas chromatography method and group contribution method are emphatically introduced.

重点介绍液上气相色谱法与基团贡献法。

Volatile halogenated hydrocarbons in drinking water were determined by headspace gas chromatography.

建立顶空-毛细管气相色谱快速分析饮用水中多种挥发性卤代烃的方法。

The analysis method of beer volatile flavor compounds by dynamic headspace technique has been developed.

研究了采用动态顶空进样技术分析啤酒的挥发性风味化合物的方法。

OBJECTIVE: to determine organic solvent residual volume in fusidic acid by headspace gas chromatography.

目的：建立以顶空气相色谱法测定夫西地酸中有机溶剂残留量的方法。

The headspace gathered more ester compounds in aroma composition than that of reduced pressure distillation.

顶空法富集的芳香成分中酯类化合物含量较减压蒸馏富集法高。

These results consistent with the previous reports indicated that our headspace sampling method was reliable.

这些结果与以前研究一致，说明了这种顶空取样装置的可靠性。

Pharmaceuticals which has methoxy can degrade to yield methanol if the headspace oven temperature is too high.

含甲氧基的药品在较高顶空温度下降解产生甲醇。

The method of analysis of organic constituents in beer by headspace gas chromatography is given in this paper.

介绍了采用毛细管气相色谱分析测定啤酒中的有机组分的方法。

Conclusion The headspace capillary GC method can be used to control the quality of neohesperidin dihydrochalcone.

结论顶空毛细管气相色谱法可用于控制新陈皮苷二氢查尔酮的质量。

Objective to determine organic solvent residual volume in felodipine raw material by headspace gas chromatography.

目的建立测定非洛地平原料药中有机残留溶剂的顶空气相色谱法。

The flavoring substances contents of fruit beer were measured by headspace sampling and small-bore capillary column GC.

利用顶空进样、小口径毛细管柱气相色谱法测定果啤风味物质的含量。

Using methods which headspace analysis with DB-FFAP wide bore capillary column and n-propanol as the internal standard.

采用顶空气相色谱法，用DB - FFAP大口径毛细管柱，以正丙醇为内标进行定量。

Effect of distribution constant, gas liquid phase ratio, temperature and salts on the headspace sensitivity was discussed.

研究了分配常数、气液相比、温度和无机盐等对顶空分析灵敏度的影响。

The citronella oil content of certain candle formulations was determined by headspace gas chromatography-mass spectrometry.

本文采用顶空进样气相色谱-质谱联用法测定蜡烛中香茅油的含量。

METHODS Headspace GC was used to determine the skellysolve B, benzene, methylbenzene, styrene in Peristrophe baphica extraction.

方法采用顶空气相色谱法对树脂残留物正己烷、苯、甲苯、二甲苯、苯乙烯进行检测。

Static headspace-GC-MS and headspace-SPME-GC-MS methods for the analysis of volatile compounds in tobacco flavors were compared.

对静态顶空和顶空-SPME -气相色谱-质谱联用法在烟用香料分析中的应用进行了比较。

The volatile compounds from longissimus dorsum of Hezuo swine are analysed by GC-MS using headspace solid phase microextraction(HSSPME).

采用顶空固相微萃取法（HSSPME）结合气-质联用（GC-MS）技术分析了合作猪背最长肌的挥发性风味物质。

To reduce the influences on aroma by SDE, the changes of aroma of instant green tea during the process by headspace absorption were studied.

为克服SDE法分析茶叶香气成分的局限性，采用顶空吸附法对速溶绿茶加工过程中香气的变化进行了跟踪分析。