Petroleum ether extract content increased.
石油醚提取物含量有增加。
ResultsPetroleum ether extract and ethyl acetate extract both had some anticancer effects in vitro.
结果青天葵石油醚和醋酸乙酯部位具有一定的体外抗肿瘤作用。
The petroleum ether extract gave 100% mortality in shortest time followed by ethyl acetate extract.
从作用时间上看，石油醚组分作用时间最短，乙酸乙酯组分次之；
The content of carotenoid and petroleum ether extract reduced at three months of aging and then increased.
类胡萝卜素和石油醚提取物含量在陈化三个月时降低，之后上升。
OBJECTIVE to investigate the toxic effect of petroleum ether extract of Herba Leonuri (PEE) on the liver and kidney in rats.
目的考察益母草石油醚提取物对大鼠肝、肾的毒性影响。
Method: Water extracts and ethanol extracts were obtained by maceration method, while petroleum ether extract was obtained by soxhlet's extracter.
方法：用浸渍提取法从洋虫中得到水提取物和乙醇提取物，用索氏提取器提取得到石油醚提取物。
The results showed as follows:compared with the control group, diets added 4% to 20% cassava meal had no significant effect on apparent digestibility of ether extract and calcium of tilapia (P>0.05);
结果表明：与对照组相比，饲料中添加4%~20%木薯粉对罗非鱼粗脂肪和钙的表观消化率均无显著影响（P>0.05）；
Conclusion: the extract of petroleum ether of Rhizoma Amorphophalli is possibly one of antineoplastic parts of the plant.
结论：蛇六谷石油醚萃取物可能是该药抗肿瘤的有效部位之一。
The ethanol extract from the twig bark powder of Periploca sepium was suspended in water and successively treated with petroleum ether, ethyl acetate and n-butanol.
将杠柳枝皮粉末的乙醇提取物悬浮于水后，依次用石油醚、乙酸乙酯和正丁醇萃取。
The results showed that the antioxidative activity of the extract by water was stronger than that of Vc, while the extracts by 95 % ethanol and petroleum ether had no obvious antioxidation for lard.
结果表明：溪黄草水提取物具有一定的抗猪油自动氧化能力，且作用强于抗坏血酸，而95%乙醇和石油醚提取物对猪油的抗氧化作用不明显。
Besed on the extract with 80% acidities alcohol, separation by silica gel, precipitation by ether, oxysophocarpine was obtained from Sophora flavescens.
采用80%的酸性乙醇提取、硅胶柱层析分离、乙醚分级沉淀、丙酮重结晶的工艺方法，从苦参中分离得到氧化槐果碱单体。
In four extracts from PMEW treated with methyl alcohol and water, petroleum ether, chloroform and ethyl acetate, extract rate of methyl alcohol and water was the highest.
通过对PMEW萃取分离发现，在甲醇水、氯仿、石油醚和乙酸乙酯四种萃取物中仍以甲醇水的萃取率最高。
The results show that it is inefficient to use diisopropyl ether as extractant to extract hydroquinone from water isothermally.
结论是：等温下用二异丙基醚萃取水中对苯二酚并不很有效。
METHODS using alcohol to extract Tripterygium wilfordii, and using acetic ether to elution, and then vaporizing acetic ether to obtain dry powder.
方法雷公藤根茎先用乙醇提取，然后用乙酸乙酯洗提，最后挥干溶剂得干品。
The invention discloses a yellow-tea alcohol extract extracted from petroleum ether as well as a preparation method and applications thereof.
本发明公开了一种石油醚提取黄茶浸膏及其制备方法和应用。
The invention relates to garland chrysanthemum extract compounds, and a synthesis method and application thereof. The compounds have enol ether-spiro ketal-acetals and unsaturated side chains.
本发明茼蒿素类化合物及其合成方法与应用，该化合物具有烯醇醚-螺环缩酮-缩醛和不饱和侧链。
The invention discloses a white-tea alcohol extract extracted from petroleum ether as well as a preparation method and applications thereof.
本发明公开了一种石油醚提取白茶浸膏及其制备方法和应用。
The invention discloses a white-tea alcohol extract extracted from petroleum ether as well as a preparation method and applications thereof.
本发明公开了一种石油醚提取白茶浸膏及其制备方法和应用。
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