色质

A method was established for the determination of perfluorooctane sulphonate in fabric and leather by liquid chromatographymass spectrometry.

建立了纺织品和皮革制品中全氟辛烷磺酸盐的液相色谱二级质谱（LCMS2）测定方法。

GC-MS Analysis of Chemical Compounds in Volatile Oil from Tagetes patula Roots CHEN Hong-binga, SONG Weib, WANG Jin-shengb, WANG Jian-mingc Shanxi Agricultural University a.

气相色谱-质谱法分析万寿菊根挥发油化学成分陈红兵a，宋炜b，王金胜b，王建明c 山西农业大学 a。

The residual lignins extracted from both the original and oxygen-delignified softwood kraft pulp and those isolated from the effluent of oxygen delignification were subjected to pyrolysis in the presence of tetramethylammonium hydroxide.

从针叶木硫酸盐原浆、氧漂浆以及氧漂后的废液中分离出残余木素，在四甲基氢氧化铵存在下，采用裂解气相色谱-质谱联用的方法研究了氧漂过程中木素分子结构的变化。

Objective: To develop a method to extract and determine tetramine in serum.

目的：建立血清样品中毒鼠强的气相色谱／质谱联用检测方法。

Methods The tetramine samples in 0.5 μg/mL concentration were stored in the environment temperature at 45 ℃, 25 ℃ and 4 ℃. The tetramine concentration were measured by GC-MS in 1, 3, 12, 18 and 39 days, respectively. And then the results of measurement were analyzed by SPSS software.

配制毒鼠强质量浓度为0.5 μg/mL的血液样品，分别置于45 ℃、25 ℃和4 ℃环境中保存，在配制当天及存放3、12、18和39 d用气相色谱－质谱联用法测定其质量浓度，运用SPSS统计软件对结果进行统计分析。

This paper determined the olfactory respones of Tetranychus viennensis to different plants odors with "Y" olfactometer and petri-dish, volatiles from leaves of different plants were absorbed with SPME and analyzed with GC-MS (gas chromatograph-mass spectrometer). At the same time, the effects of different host plants on the development of Tetranychus viennensis were determined by means of the leaf-dish rearing method , in addition, the contents of some chemicals in the leaves of different plants were also determined.

本文用&Y&形嗅觉仪法和培养皿法测试了山楂叶螨Tetranychus viennenis Zacher对不同植物气味物质的嗅觉反应，并利用固相微萃取SPME吸附、用气相色谱—质谱联用仪GC-MS(gas chromatograph-mass spectrometer)分析了不同植物叶片的挥发性物质成分：同时采用海绵水盘法饲养山楂叶螨，研究了不同植物对山楂叶螨生长发育的影响，并测定了不同植物叶片中一些生化物质的相对含量。

Objective］ The research aimed to analyze the alkaloid from Thermopsis lanceolate based on the gas chromatography-mass spectrometry.

［目的］用气相色谱-质谱联用法分析披针叶黄华中生物碱。

The pyrolysis products of Tilia amurensis lignin treated by boron compounds and/or phosphates were analysed by pyrolysis-gas chromatography-mass spectroscopy.

采用裂解－气相色谱－质谱联机分析技术，研究了含硼及磷的化合物对紫椴木质素热解产物组成的影响。

And β-sitosterol is detected for the first time in studying of Tilia mongolica wood. By GC-MS techniques, it is ascertained that forty-five kinds of chemical components were in the leaves of Tilia mongolica and they accounted for over 80.35 percent of total volatile oil.

通过对蒙椴树叶成分利用气相色谱-质谱连用技术分析，确定出其中的45种化学成分，并通过标准峰面积法确定了它们的相对含量，已鉴定成分占总油状组分的80.35%，主要成分以脂肪酸、烷烃、醇类物质为主。

Andβ-sitosterol is detected for the first time in studying of Tilia mongolica wood.By GC-MS techniques,it is ascertained that forty-five kinds of chemical components were in the leaves of Tilia mongolica and they accounted for over 80.35percent of total volatil eoil.

通过对蒙椴树叶成分利用气相色谱-质谱连用技术分析，确定出其中的45种化学成分，并通过标准峰面积法确定了它们的相对含量，已鉴定成分占总油状组分的80.35%，主要成分以脂肪酸、烷烃、醇类物质为主。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。