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。
Overview: The Division Lanti Vanilla extract raisins produced mainly in Xinjiang, as the raw material obtained by petroleum ether extraction.
概述：本司葡萄干萃取物主要采用新疆产的葡萄干为原材料，通过石油醚萃取制得。
Overview: The Division mainly rock rose extract rock China's Zhejiang province rose to the growth of raw materials extracted by petroleum ether extract obtained.
概述：本司岩蔷薇浸膏主要采用中国浙江地区生长的岩蔷薇为原材料，通过石油醚提取制得浸膏。
The Divisionof Zimbabwe is mainly through petroleum ether extract of Zimbabwean tobacco extract obtained extract.
本司津巴布韦浸膏主要是通过石油醚浸提津巴布韦烟叶制得浸膏。
TheVirginia Division of petroleum ether extract is mainly extracted by Virginia tobacco extract obtained.
本司弗吉尼亚浸膏主要是通过石油醚浸提弗吉尼亚烟叶制得浸膏。
The compositions of grease were eluted with petroleum ether, benzene, chloroform, ethyl acetate, acetone, ethanol and characterized by means of IR and NMR spectroscopy.
油脂部分依次以石油醚、苯、氯仿、乙酸乙酯、丙酮、乙醇为淋洗剂进行洗脱，利用红外光谱、核磁共振光谱法对所分离组分进行了结构鉴定。
Overview: The Division clouds extract of tobacco from Yunnan mainly as raw materials extracted by petroleum ether extract obtained in Yunnan tobacco.
概述：本司云烟浸膏主要采用云南产的烟叶为原材料，通过石油醚浸提云南地区烟叶制得浸膏。
Petroleum ether extract content increased.
石油醚提取物含量有增加。
These curves and datas are of great use to compositions and function of petroleum ether and liquid paraffin, this analytical method is based on TBP distillation of coal liquefied oil.
这些曲线及数据不仅对石油醚和液体石蜡的组成和使用性能有参考价值，而且这种分析方法为煤液化油的实沸点蒸馏奠定了基础。
The mixed solvent consists of solvent naphtha, decalin, and petroleum ether in a certain proportion, which was used to synthesize 3-sulfo p-anisidine by using p-anisidine as raw material.
用溶剂汽油、萘烷、石油醚按一定比例复配成混合型溶剂，以对茴香胺为原料，用该溶剂合成了3磺酸基对茴香胺，产品中不含致癌物。
Methods: (1)To separate stilbene glycoside by using silica gel column chromatography with gradient elution consisting of ethyl acetate and petroleum ether.
方法：（1）以硅胶柱色谱法，乙酸乙酯-石油醚梯度洗脱，自何首乌中提取分离二苯乙烯苷单体成分。
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。
Overview: the Division plum extract mainly produced in Yunnan plum child, obtained through the extraction of petroleum ether extract.
概述：本司梅子浸膏主要采用云南产的酸梅子，通过石油醚浸提制得浸膏。
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 extracts of acetone and petroleum ether had no effect to the hatching rate and egg development duration, but they were toxic to the newly hatched larvae of Plutella xylostella.
丙酮和石油醚提取物对小菜蛾卵的孵化及卵的发育历期没有影响，但有增加初孵幼虫死亡率的作用。
Mainly by tobacco bud extract petroleum ether extract obtained tobacco bud extract.
烤烟花蕾浸膏主要是通过石油醚浸提烤烟花蕾制得浸膏。
The cultural fruiting bodies of the Gymnopilus spectabilis were phytochemical investigated using layer extracts with petroleum ether, diethyl ether, methanol and water and silica gel chromatography.
本研究采用石油醚、乙醚、甲醇、水溶剂梯度提取法和多种柱层析法，对栽培橘黄裸伞子实体进行了化学研究。
Methods the extracted liquid with petroleum ether from the geochemical samples in the north of Shaanxi was spectrally analyzed by using the optimized measurement condition.
方法用优化后的条件对陕北地区化探样品中芳烃的石油醚萃取液进行了光谱分析。
Overview: The Division mainly sweet clover extract of sweet clover Sichuan region of China for raw materials, petroleum ether extraction by roots in the system.
概述：本司草木犀浸膏主要采用中国四川地区的草木犀为原材料，通过石油醚浸提根茎制得。
Volatility chemical constituents of the extracts of mulberry (Moms atropurpurea R. ) by petroleum ether and ethyl acetate were analyzed by GC-MS.
对广东桑桑椹石油醚和乙酸乙酯提取物中的化学成分进行GC-MS分析。
Overview: the Division licorice extract mainly the growth of China's Liaoning Province of licorice for the raw materials, petroleum ether extraction by roots in the system.
概述：本司甘草膏主要采用中国辽宁地区的生长的甘草为原材料，通过石油醚浸提根茎制得。
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。
Method the extracts of petroleum ether, ether, ethyl acetate, ethanol and hot water from the whole plant were used to determine the in vitro miti-oxidant and antibacterial activity.
方法对楮头红的石油醚、乙醚、乙酸乙酯、乙醇和热水的粗提取物分别进行体外抗氧化和抑菌试验。
The yield of petroleum ether extractives from the crowns of C. lanceolata was 5 4% of its dry weight.
杉木绿冠的石油醚提取物得率，为其绝干重量的5．4％。
Through single factor and orthogonal experiments, extraction of oil from soybean embryo and its composition were studied by using petroleum ether as degrease solvent and GC, respectively.
以大豆胚芽出油率为指标，石油醚为脱脂溶剂，通过单因素和正交试验对大豆胚芽索氏提取工艺进行了研究，并用气相色谱对胚芽油的脂肪酸组成进行了分析。
It was found that both n-hexane and petroleum ether were good solvent for ultrasonic-assisted process.
结果表明，正己烷和石油醚作提取溶剂效果较好。
It is soluble in such organic solvents as acetone, ethylether or petroleum ether instead of water.
易溶于丙酮、或石油醚等有机溶剂，不溶于水。
Overview: the Division tree orchid extract mainly the growth of China's Guangxi region orchid tree as raw material obtained by petroleum ether extract extract.
概述：本司树兰浸膏主要采用中国广西地区生长的树兰为原材料，通过石油醚提取制得浸膏。
Overview: the Division tree orchid extract mainly the growth of China's Guangxi region orchid tree as raw material obtained by petroleum ether extract extract.
概述：本司树兰浸膏主要采用中国广西地区生长的树兰为原材料，通过石油醚提取制得浸膏。
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