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- Its ether extract contains Isopsoralen and Bergapten. 香豆素类应为五指毛桃的有效部位之一。
- Amon-g of them, YNN-1 and YNN-3 were obtained from the petroleum ether extract. 其中化合物HX-3、LFM-7由石油醚部分获得;
- Animal and vegetable fats and oils - Determination of unsaponifiable matter - Method using diethyl ether extraction. 动植物脂肪和油。不可皂化物的测定。二已醚萃取法。
- This paper studied on oat oil from deshelled oat seeds by petroleum ether extraction. 本课题以脱壳燕麦为原料,经石油醚提取得到燕麦油。
- Additionally, the ether extract of Aspongopus chinensis Dallas could also improve the secretion of EPS. 提高胞外三萜类物质的产量的有效成分主要是九香虫乙醇提取物:促进胞外多糖分泌的有效成分主要是九香虫乙醚提取物。
- Objective To study the chemical constituents of the petroleum ether extract fraction from Caragana microphylla Lam. 目的对小叶锦鸡儿石油醚提取物进行化学成分研究。
- OBJECTIVE The extraction method of Tripterygium wilfordii and determination method of total diterpene in acetic ether extract were estabished. 本文讨论了雷公藤的提取方法及乙酸乙酯提取物总二萜含量测定方法。
- Study on Chemical Constituents of Petroleum Ether Extract Fraction from Caragana microphylla Lam. 关键词:小叶锦鸡儿;石油醚;黄葵内酯;二十四烷酸;
- Results of antioxidaive activity tests showed ether extract had the optimumeffect. 抗氧化性能测试表明乙醚提取物效能最好。
- The content of petroleum ether extract in the CB-1 Cutter of 2 curing technique,3 maturities and 2 sampling ways were determined. 测定了2种烘烤工艺、3个成熟度和2种取样方式的CB-1品种中部叶烤后石油醚提取物的含量。
- To obtain chemical constituents from the fruit of Catalpa ovata G.Don,the methods of water extraction,ethanol extraction and petroleum ether extraction were used. 采用水提取法、醇提取法和石油醚提取法对梓树果实的化学成分进行了比较全面的定性实验。
- MethodsTo obtain chemical constituents from Musa basioo, in this paper the methods of water extraction, ethanol extraction and petroleum ether extraction were used. 方法采用水提取法、醇提取法和石油醚提取法对芭蕉根的化学成分进行定性实验。
- However, ether extract and caloric value decreased with the use of different added cereal crops, Chinese wolfberry, green pea and celluloses. 然而,乙醚抽出物及热能含量则因添加不同谷物、枸杞、青豆仁及纤维素而降低。
- The GC/MS analysis of ether extract from H. verticillata culture showed that Benzenedicarboxylic acid, Dibutyl phthalate and some others were the potential allelochemicals. 对乙醚提取物作进一步的气-质联用分析发现有如羊毛甾烯、苯二甲酸丁酯等具有潜在化感效应的物质。
- The components of chuanxiong s ether extract were analyzed.Conclusion The chromatography can serve as the specific fingerprint for Ligusticum chuanxiong. 结果确定气质联用分析条件,分析川芎乙醚提取液的化学成分,建立了川芎的特征指纹图谱。
- Objective:To analyze the chemical constituents of the ether extracts from the fruits of 3 species of Chaenomeles. 目的:分析与比较3种木瓜的乙醚提取部位的化学成分与相对含量。
- The fumigation toxicity of Alpinia officinarum Rhizome anhydrous diethyl ether extract prepared by the Soxhlet extraction on adults, larvae, pupae and eggs of Lasioderma serricorne was investigated. 摘要采用索氏提取法,以乙醚为有机溶剂制备高良姜根茎提取物,研究其对烟草甲成虫、幼虫、蛹、卵的熏蒸作用。
- In these extracts, the ether extract of PHEE had the strongest biological activity. 其中,乙醚萃取物的拒食活性和触杀作用最强。
- Objective:To study the effects of Calotes versicolor petroleum ether extracts(CVPE)on serum testosterone,NO and accessory sex organs of castrated mice. 目的:研究马鬃蛇石油醚提取物(CVPE)对去势大鼠血清睾酮、一氧化氮(NO)及附性器官的影响。
- To obtain chemical constituents from the flowers of Cancrinia discoidea(Idb.)Pok,in this paper the methods of water extraction,ethanol extraction and petroleum ether extraction were used. 采用水提取法、醇提取法和石油醚提取法对小甘菊花的化学成分进行了比较全面的定性实验。