1) Headspace
[英]['hedspeis] [美]['hɛd,spes]
顶空
1.
AutoHS Automatic Headspace Sampler and Its Applications;
AutoHS自动顶空进样器及其应用
2.
Comparison of Static Headspace and Headspace-SPME-GC-MS Methods for Tobacco Flavors Analysis;
静态顶空与顶空-SPME-气质联用法在烟用香料分析中的比较
3.
Determination of Halohydrocarbons and Benzoid Compounds in Paints by Headspace Gas Chromatography-Mass Spectrometry;
顶空进样气质联用法测定涂料中12种卤代烃和苯系物
2) Headspace
[英]['hedspeis] [美]['hɛd,spes]
顶空法
1.
Headspace method for investigation of nitrite in food;
顶空法测定食品中亚硝酸盐
2.
By analyzing volatile halohydrocarbons in water sample,two pretreatment methods,continuous-flow liqulid-phase microextraction(CFME) and headspace(HS),are compared,and suitable conditions are optimised.
用循环流动液相微萃取(CFME)和顶空法(HS)这两种预处理技术对水中挥发性卤代烃进行了分析和对比,并对影响CFME的因数进行了条件优化。
3.
Headspace, purge and trap, solid facies and microwave extractions, super critical fluid extraction technologies and their present application status in the pretreatment of environmental samples are summarized in the text.
综述了顶空法、吹脱 -捕集法、固相萃取、微波萃取、超临界流体萃取技术在环境样品前处理中的应用现状 ,并比较了这几种样品处理方法的优缺点。
3) dynamic headspace
动态顶空
1.
The content of isovaleraldehyde, furfurall and benzaldehyde in eight kinds of Shaoxing yellow rice wine of different age was determined by GC/MC coupled with dynamic headspace sample injection.
建立了用动态顶空进样与气质联用法测定绍兴酒中异戊醛、糠醛、苯甲醛含量的方法,并对8种绍兴酒进行了检测。
2.
The headspace volatiles were sampled by solid phase microextraction (SPME) and dynamic headspace sampling (DHS).
分别用固相微萃取和动态顶空法分离栀子鲜花的头香成分 ,用GC/MS技术分析鉴定 ,并用GC/MS总离子流色谱峰的峰面积进行归一化定量。
4) headspace gas
顶空气相
1.
Objective To establish a method for determining the residues of nine kinds of organic solvents in imiquimod by headspace gas chromatography.
目的建立顶空气相色谱法测定咪喹莫特中9种有机溶剂残留量的方法。
5) Head space
顶空法
6) Head-space sampling
顶空采样
1.
Analysis of solvent residues in raw material drug of glimepiride by head-space sampling-capillary gas chromatography
顶空采样-毛细管气相色谱法分析格列美脲原料药中的溶剂残留
补充资料：顶空分析法(headspace analysis)
分子式：
CAS号：
性质：又称顶空分析法(headspace analysis)。顶端空间的取样方法和气相色谱分析相结合的联用技术。将液体或固体试样置于有一定空间的密闭系统中，待达到热力学平衡后，取其顶端气相组分进行色谱分析。是间接测定试样中挥发性组分的一种方法。
CAS号：
性质：又称顶空分析法(headspace analysis)。顶端空间的取样方法和气相色谱分析相结合的联用技术。将液体或固体试样置于有一定空间的密闭系统中，待达到热力学平衡后，取其顶端气相组分进行色谱分析。是间接测定试样中挥发性组分的一种方法。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条