1) universal gas chromatograph
通用气相色谱仪
2) GC-MS
气相色谱质谱联用仪
3) GC-MS
气相色谱-质谱联用仪
1.
Qualitative and quantitative determination of Tianzhu white yak meat was done by GC-MS in order to analyze its fatty acid composition and functional characteristics of which.
为分析白牦牛肉的脂肪酸组成及功能特性,采用气相色谱-质谱联用仪(GC-MS)对甘肃天祝白牦牛肉进行定性定量测定,并与当地黄牛肉进行比较。
2.
The article introduced the technology of supercritical CO_2 extraction of fragrant ingredients from fresh flower of pomelo and analysis method by gas chromatography and mass spectrometry (GC-MS), putting emphasis on the effects of pressure, temperature and time on extraction ratio.
应用气相色谱-质谱联用仪共鉴定出39个组分,占总芳香油的91。
3.
After samples were derived by BSTFA,GC-MS to.
样品经双甲基硅烷三氟乙酰胺(BSTFA)衍生后,以美托洛尔为内标物,用气相色谱-质谱联用仪进行定性定量分析。
4) GC/MS
气相色谱-质谱联用仪
1.
Qualitative and quantitative analysize Daqinglaojiao by GC/MS, identify organic compound 31, The ester and alcoholic determine the aroma of Daqinglaojiao.
用气相色谱-质谱联用仪,采用直接进样的方式,对大庆老窖白酒进行定性定量分析,共鉴定出有机物31种,其中的酯类和醇类决定了大庆老窖的香味特征。
2.
Aroma components,expecial organo-sulfur compounds in four types of Chinese onion were extracted by SPME,and then identified by GC/MS.
采用固相微萃取法提取4种类型葱中的挥发性成分,并用气相色谱-质谱联用仪分析其化学组成。
3.
The dimethyl fumarate in leather and its products was determined,and full scan ion monitoring method was discussed by Gas Chromatography & Mass Spectrometry(GC/MS),after the sample extracted and concentrated with acetone.
样品用丙酮超声提取、浓缩后,采用气相色谱-质谱联用仪全离子扫描监测的方法进行分析,该方法线性范围0。
5) GC/MS
气相色谱/质谱联用仪
1.
Concentrated extraction solutions were obtained by removing most of CS2,and were extracted 5 times with n-hexane followed by qualitative and quantitative analysis of the 5 extracts with gas chromatography/mass spectrometer(GC/MS).
用正己烷萃取灵武煤浓缩萃取液,并用气相色谱/质谱联用仪(GC/MS)对灵武煤各级萃取物进行分析。
2.
GC、GC/MS Analysis of the chemical Component of Perfume Lily Essence;
再用相似条件上KYKY-QP1000A气相色谱/质谱联用仪进行组分定性分析,获得香水百合香精的气相色谱/质谱分离条件及20多种组分的质谱定性数据。
补充资料：双臂谱仪
含有两个探测臂的谱仪。它是为了研究特定的物理题目而设计的专用设备。它仅仅选择反应产物中两个特定的粒子，分别在两个臂中进行记录和测量。如果两个被测粒子互为反粒子，如正负电子或正负μ子,则这两个探测臂是对称的，反之是不对称的。这类谱仪有很强的本底甄别能力及很好的触发选择系统，从而能有效地选择并探测特定的粒子。
探测臂的组成部分一般包括磁铁、多丝正比室或漂移室，以进行动量及角度测量；还包括切伦科夫计数器或飞行时间计数器、簇射计数器、μ子鉴别器等等,以便同时进行粒子辨认。各臂探测器的选择、接受度及两臂之间的夹角等，是根据特定的物理题目来确定的。
探测臂的组成部分一般包括磁铁、多丝正比室或漂移室，以进行动量及角度测量；还包括切伦科夫计数器或飞行时间计数器、簇射计数器、μ子鉴别器等等,以便同时进行粒子辨认。各臂探测器的选择、接受度及两臂之间的夹角等，是根据特定的物理题目来确定的。
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