gcms相关论文
目的 研究了积雪草精油的化学成分及体外抗病毒活性。方法 采用气相色谱-质谱联用仪（GCMS）鉴定积雪草精油的化学成分，并采用体外细胞......
采用超临界CO2萃取破壁灵芝孢子,萃取条件22MPa,40℃,将所得的孢子油,经GC/MS定性和定量分析,共检出18种脂肪酸成分,其中亚油酸和......
薄荷既是中华传统药材也是天然香精香料的重要来源,由于在我国栽培和分布范围较广,且具有良好的经济价值,因此对薄荷药材进行质量......
为研究和开发具有中国特色的新型烟草制品，选取广西药食同源植物罗汉果为原料，分别采用醇提法和酶解法提取并制备罗汉果口含烟用香料......
建立一种气相色谱-三重四级杆串联质谱法，用于对吡唑醚菌酯原药中硫酸二甲酯含量的快速分析。采用DB-5MS色谱柱，以乙酸乙酯为溶剂，采......
刺五加叶,五加科植物刺五加Acanthoponax senricosus（Rupr.et Maxim.）Harms的干燥叶。夏秋两季均可采摘,除去杂质,晒干或烘干。主产......
近年来，合成大麻素（SCS）物质的滥用在国内日益严重且呈蔓延趋势，由该类物质滥用所导致的恶性案件时有发生。本文报道一起因吸食合成大......
研究气相色谱—质谱联用法（GC-MS）测定葵花籽油中脂肪酸的甲酯化条件，以峰面积为考察指标，采用单因素试验与正交试验设计，对葵花籽油氢......
采用双溶剂萃取的方法,利用甲苯和去离子水对陕北中低温煤焦油进行多次萃取,利用GC/MS测定甲苯萃取组分中化学成分.结果表明:甲苯......
近几十年来,黄河径流量和输沙量急剧下降,环境变化大背景下的水沙演变引起了人们的广泛关注。已有大量关于气候变化和土地利用变化......
文章综述了目前汽车零部件气味管控现状,管控手段主要包括专业气味人员主观气味性评价、TVOC检测以及GCO-MS技术等.针对以上手段在......
采用GC/MS对马拉硫磷农药中相关组分进行定性分析,根据马拉硫磷合成路线及原料物和未知物的特征碎片离子,推断样本中的未知物最可......
采用硅烷化衍生-气相色谱-质谱联用法测定动物源食品中游离氨基酸含量.新鲜猪肉、鸡蛋和奶酪样品用蒸馏水萃取,萃取液经冷冻干燥去......
期刊
The composition of coal-derived light oil (IBP-220 ℃) was separated into 5 fractions by atmospheric distillation and an......
采用GC和GC/MS分析重质燃料油风化前后标志物组分,通过分析得出重质燃料油中烷烃和芳烃的标志物,结果表明:C/C、Pr/Ph、(C+C)/(C+C......
There is growing interest in assessment of the potential impacts of climate change on urban water systems in light of se......
Fusarium head blight, caused by Fusarium graminearum, is one of the most important diseases on wheat and barley.In a pre......
采用GC/MS法分析水蒸气蒸馏和溶剂萃取所得槟榔花挥发油成分。水蒸气蒸馏所得挥发油中鉴定出23种成分,主要为醋酸(E)-11-十四烯酯,......
Catalytic fast pyrolysis of corn stalk in a fluidized bed heated by hot flue gas: physicochemical pr
Fast pyrolysis of corn stalk was performed at temperatures in the range of 450-600 ℃ in a fluidized bed.The chemical co......
建立有效的猪肉脂质前处理及GC/MS 检测条件，对于新选育猪种进行风味评价具有重要的作用.本研究首先建立了一套适合新选育猪肉脂质......
A field pilot study has been constructed in the Liaohe oilfield,China to treat heavy oil wastewater with large amounts o......
以天然菌类香菇为原料,采用常规提取法、酶解法和梅拉德反应法开发新型烟用香料,并进行了卷烟加香实验,结果表明:酶法所得香料起赋......
本文基于美国EPA标准524.2方法,对北小河污水处理厂中几个不同工艺段排水和以回用为目的的深度处理工艺出水中挥发性有机物的浓度.......
会议
本文采用液-液提取及气质联用技术(GC-MS)对一起混合农药中毒案例进行提取和分析,从胃组织中检出敌敌畏和甲胺磷成分,敌敌畏和甲胺......
New challenges in analytical data analysis and management for pharmaceutical research and developmen
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Detection of serum and urine metabolic profile changes of CCl4-liver fibrosis in rats at 12 weeks ba
Aim.To investigate serum and urine metabonomics after carbon tetrachloride(CCl4)-induced by the liver fibrosis using gas......
采用顶空进样-气质联用技术建立了快速检测药物中水合肼含量的分析方法。样品经乙酸丙酮超声，超声时完成样品的衍生萃取，萃取液在顶......
目的 检测湘西产黄蜀葵籽油的化学成分. 方法 将黄蜀葵籽油甲酯化后利用GC-MS技术进行分析，通过GCMS-QP2010化学工作站检索NIST标准......
A Gas Chromatography-Mass Spectrometry Method for the Determination of patchouli alcohol in rats Pla
Pogostemonis Herba is well known to be used as Chinese herbal medicine to remove dampness,relieve sunstroke,stop vomitin......
Research the role of Gulonic acid lactone in the five kinds of organic phosphorus pesticide detectio
Objective To evaluate the protective effect of Gulonic acid lactone in the gas chromatography-mass spectrometry system f......
2009 年作为国际小商品市场的浙江省义乌地区突发登革热,为有效控制疫情多种卫生杀虫剂应用于蚊虫防治工作,为充分掌握当地农药使......
目的:分析假酸浆子油中成分。方法:采用超临界CO2流体萃取方法，对 假酸浆子进行萃取,并用气相色谱-质谱联用法(GC/MS)对油脂成分进......
Commercial nonylphenol polyethoxylates, designated as NPnEOs, where n is the number of ethoxy groups, are commonly used ......
Rheumatoid arthritis (RA) is a systematic autoimmune disease that causes pain, swelling, stiffness and loss of function ......
The quality of cigarette mainly depends on the flue gas which composed the chemical composition.Study deeply to the chem......
Pyrolysis gas chromatography mass spectrometry applied to the analysis of the characteristics of Tob
The process of cigarette combustion was very complicated, in which pyrolysis was extremely important.Research on pyrolys......
Preparation and application of magnetic nano-adsorbents for the adsorption of contaminants from aque
Polyacrylic acid (PAA) (or multi-walled carbon nanotube (MWNT)) and ferromagnetic magnetite nanoparticles (MNPs) were co......
Identification of odorous compounds at trace levels around TFT-LCD manufacturing facilities by TD-GC
A study of volatile organic compounds (VOCs) imparting ether-like and acidic odor problems in communities around TFT-LCD......
甲基叔丁基醚(MTBE)是无铅汽油中的一种常用添加剂,可提高辛烷值,使汽油燃烧更完全,从而减少环境污染.但作为乙烯装置原料的石脑油......
本文介绍了有机质谱仪器GC/MS数据系统的改造,在改造过程中,为了实现高准确时间的数据采集,在硬件和软件上都作了考虑,运行结果表......
Artemisia annua L.(qinghao) is an annual herb native of Asia and this plant was famous for the discovery of the anti-mal......
