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- A perfume for paper was separated and identified by GC/FTIR technique. 采用GC/FTIR联用技术对一种纸用人造香料的组成进行了定性、定量鉴定。
- Sitafloxacin metabolites were simultaneously separated and identified by LC-MS. 采用LC-MS技术分离和鉴定新氟喹诺酮类抗菌剂西他沙星体内代谢物。
- RESULTS 56 components were separated and identified which account for over 89% of total vola... 结论迎春花叶挥发油成分主要为脂肪酸和酯类的衍生物;占挥发油的61.;59%25;其中9;12;15-十八碳三烯甘油酯的含量最高达36
- METHODS: The oils were extracted by EtOH.The components were separated and identified by GC/MS/DS. 方法：采用有机溶剂提取假鹰爪属植物油状物，以气相色谱-质谱(GC-MS)联用技术对化学成分进行分离和鉴定。
- The chemical constituents of the Holy basil oil has been analysed by GC and GC/MS. 22 components have been separated and identified. 利用气相色谱－质谱－计算机联用仪技术对泰国圣罗勒精油（Holy basil oil）的化学成分进行研究分析，分离鉴定22种成分，其中主要成分为石竹烯45.;88%25，丁香酚35
- Twenty-seven chemicals from the Aglaia Odorata were separated and identified,in which the context of terpenoids is relatively high. 从米兰花中分离确定了27种主要成分,其中萜类物质含量相对较高。
- Results The extration rates of Lysimachia congestiflora Hemsl.was 0.12%,and 61 chemical constituents were separated and identified. 结果水蒸气蒸馏提取物得率为0.;12%25;分别鉴定出61个化学成分。
- Br.MethodsThe essential oils were extracted by steam distillation,and then the constituents were separated and identified by GC-MS. 方法采用水蒸气蒸馏法提取荔枝草挥发油,用气相色谱-质谱联用法分析鉴定其化学成分。
- MethodsThe essential oil in clove was separated and identified by pyrolysis gas chromatography mass spectrometry(Py GC MS). 方法采用裂解毛细管气相色谱质谱联用技术对丁香油成分进行分离并定性、定量。
- An essential oil was extracted from Myrrha pretreated with cellulase by using steam distillation.The chemical constituents were separated and identified by GC/MS. 采用水蒸汽蒸馏法分别从未处理和纤维素酶前处理的没药中提取挥发油,利用气相色谱-质谱(GC/MS)联用技术对其挥发油成分进行分析。
- Ginger oil , flayed ginger oil and ginger skin oil were extracted respectively by supercritical CO2 from the same speciesof ginger, separated and identified with the GC-MS method. 应用超临界CO2萃取同一品种生姜的带皮姜、去皮姜、姜皮姜油,采用GC-MS联用技术分离鉴定其中的化学组成,并计算其相对含量。
- Result:Two compounds were separated and identified as hexadecanoyl cholesterol ester and cholesterol.Conclusion:The two compounds are isolated from turtleback for the first time. 结果:分离出4个结晶,其中2个为十六烷酸胆甾醇酯和胆甾醇。
- Methods The components of essential oil in leaves,stems and flowers of Vitex negundo L.var.cannabifolia(Sieb.et Zucc.)Hand-Mazz were separated and identified by GC-MS. 方法采用水蒸气蒸馏法提取,运用毛细管气相色谱-质谱联用法结合计算机检索,对牡荆花、叶、茎的挥发油化学成分分别进行分析和鉴定,用面积归一化法测定各化合物在挥发油中的相对含量。
- By means of GC-MS, 24, 21 and 16 compounds in essential oils from rhizome, stalk and leaves of Alpinia officinarum Hance were respectively separated and identified. 采用GC-MS-计算机联用技术从高良姜根、茎叶挥发油中分别鉴定出24、21和16种化学成分，其中有13种成分为3个部位所共有。
- The suitable mediums for microbial growth were determined through experiments, which separated and identified the microbial of the hydrophyte-artificial wetland system. 摘要通过试验选用适合微生物生长的培养基，分离和鉴定了人工湿地污泥处理系统中微生物的组成关系。
- Citrus seed oil was extracted by supercritical-CO_2,separated and identified with the GC/MS method. The results indicated that fatty major acids were linoleic acid(44.1%) and oleic acid(24.1%),the unsaturated fatty acid content is 73.41%. 应用超临界CO2萃取柑桔籽油;经GC/M S联用技术分离鉴定出9种脂肪酸;其中亚油酸占44.;1%25;油酸占24
- We have successfully separated and identified,from the ripening paddy in the field to the paddy stored for two years, 84 species of fungi belonging to 30 genera, among which there are 26 dominant species, 39 common ones and 19 rare ones. 从田间黄熟期到储藏两年的稻谷上;共分离鉴定出真菌30属、84种.;其中优势菌26种;常见菌39种;少见菌19种
- Essential oils distilled from Artemisia selengensis Turcz were studied by employed CGC-MSD. 36 compounds were separated and identified, which accounted for over 93% of the volatile oil. 摘要采用毛细管气相色谱-质谱(CGC-MS)联用技术对蒌蒿挥发油的化学成分进行研究，经毛细管气相色谱分离出36个峰，共确认了其中26种成分，占挥发油总油量的93%25。
- The flavor bodies of Tibet Ghee was concentrated by water team distillation, then separated and identified by GC-MS. 34 components and their relative concentration have been identified. 摘要采用水蒸汽蒸馏法提取出酥油中的风味物质，利用气相色谱-质谱联用技术对西藏酥油中的风味物质进行了分离、鉴定，共确定了34种化合物及其它们的相对含量。
- Chemical components of the lipin from Trigonella foenum-graecum L.were analyzed by GC-MS with methyl esterification of BF_3-CH_3OH system.41 compounds were separated and identified. 采用GC-MS法对青海产的胡芦巴油脂类化学成分进行了分析,并以面积归一法测其质量分数。
