谱

In this paper, the chemical constituents of essential oil of Agastache formosanum Hay.,planted in Dunhuang of Gansu Province of China, have been studied by capillary gas chroma-tography-mass spectrometry.

本文介绍采用毛细管气相色谱-质谱法研究了甘肃敦煌栽培的茴霍香精油的化学成分。

The extraction of organic constituents in four kinds of refinery waste water with CH2Cl2 was conducted in alkalic and acidic conditions, respectively.

对四种炼油污水分别在碱性和酸性条件下用二氯甲烷萃取；采用色谱质谱联机全面分析了萃取物中有机物组

A quantitative method of alkaloidal monomers is established by HPLC/MS.The The sepatation was performed on a XTerraTM ODS column(5μm,4.6mm id×150mm) with acetonitrile -water-acetic ammonium as mobile phase at the flow –rate of 1mL/min.

建立了苦豆子中主要的生物碱单体含量的测定方法：HPLC-MS法，色谱柱选用XTerraTMODS Column(5μm，4.6mmid×150mm)；流动相为乙腈-水-乙酸铵，采用梯度洗脱，流速为1mL/min，柱温30℃；质谱作为检测器，选择离子采集方式。

Amino-2-methylpropanol was used as the chemical modifying reagent of fatty acids to modify the carboxyl group into nitrogen-containing heterocycle which would effectively prevent the migration of carbon double bonds of the alkenyl in the electron impact source.

以2-氨基－2-甲基－丙醇为脂肪酸的化学修饰试剂，气相色谱－电子轰击质谱分析葵子油脂肪酸。2-氨基－2-甲基－丙醇将脂肪酸羧基修改为含氮杂环，使在EI源中避免了链烯基中碳碳双键的移动。

A new compound of merocyanine dye based on [60]fullerene unit (2) was designed, synthesized and characterized by MALDI-TOF, FT-IR, NMR and UV-vis spectra and the allochroic processes were also studied.

设计和合成了一种新的基于C_(60)富勒烯部花化合物2，用质谱、核磁共振谱、红外光谱和紫外光谱对化合物2进行了表征。

The condensation of 3 carbethoxy isoquinol 4 one with carbamidine, amidine, carbamide and sulfocarbamide gave isoquinolo pyrimidine derivatives, respectively and isoquinolo quinoline derivatives were synthesized by the reaction of o aminobenzaldehyde or o aminopiperonal with isoquinol 4 one.

报道了利用 3 乙氧甲酰基异喹啉 4 酮分别与胍、脒、脲及硫脲类化合物缩合反应合成异喹啉并嘧啶衍生物，邻氨基苯甲醛、邻氨基胡椒醛分别与异喹啉 4 酮反应合成异喹啉并喹啉化合物。6个新化合物的结构通过元素分析、红外光谱、核磁共振氢谱和质谱予以证

A HILIC-MS/MS method was developed to determine melamine and its three derivatives, cyanuric acid, ammelide and ammeline in milk and milk powder. The milk sample was directly extracted by acetonitrile with the help of ultrasonic, and milk powder was resolved in water before extraction by acetonitrile.

建立了牛奶和奶粉中三聚氰胺及其3种衍生物（三聚氰酸、三聚氰酸一酰胺、三聚氰酸二酰胺）的亲水色谱－串联质谱检测方法(HILIC-MS/MS)。

Chromatographic fingerprints of amomum tsao-ko in different places were determined by GC-MS, and analyzed by fingerprint similarity evaluation software.

采用GC-MS方法建立草果挥发油指纹图谱，探讨气相色谱－质谱连用技术在草果挥发油质量控制方面应用的可行性。

Crude extract of GCA went through deproteinization, depigmentation, ethanol reclamation, salting-out, extraction and anhydration.

采用除蛋白、除色素、回收乙醇、盐析、萃取等生物化学方法，从羊胆汁中分离提取GCA，采用了吸附色谱法和薄层层析色谱法分离纯化和鉴定了GCA。

I can operate several annalistic equipments such as HPLC, GC, AA, UV and so on proficiently, be familiar with kinds of methods for compound medicines and calibration, and translate specialized English literature.

能够熟练操作液相色谱；气相色谱；AA；UV等分析仪器，熟悉多种药剂配制及标定方法；对专业英语文献有口译笔译能力。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。