1.
Analysis of Heredity and Variance of Petrolum Ether Extract Content and Correlativity of Other Main Characters in Flue-Cured Tobacco Leaf;
烟叶石油醚提取物含量的遗传变异及其与其它主要性状的相关分析
2.
Analysis of Chemical Constituents of Petroleum Ether Extract from Poplar Bud
杨树芽石油醚提取物的化学成分分析
3.
Bioactivity of Petroleum Ether Extract from Dodonaea viscosa Seed against Sitophilus zaemais
坡柳种子石油醚提取物对玉米象的生物活性
4.
Study on Antitumor Effect and Mechanism of Petroleum Ether Extract of Pine Needles in vivo and vitro
松针石油醚提取物体内外抗肿瘤及机理研究
5.
Analysis of the chemical composition of petroleum extraction from the flowers of Tetraena mongolica Maxim
四合木花石油醚提取物的化学成分分析
6.
Insecticidal activity of petroleum ether extract and essential oil of Chenopodium ambrosioides L.(Chenopodiaceae) against Anopheles gambiae(Diptera:Culicidae)
土荆芥的石油醚提取物及精油对冈比亚按蚊的杀虫活性(英文)
7.
Effect of different extraction method on the content of punicic acid in pomegranate seed oil
不同提取方法对石榴籽油中石榴酸含量的影响
8.
Studies on Petroleum Ether Extracts and Polyphenol Compounds for Flue-cured Tobacco Leaves of Different Varieties;
不同烤烟品种石油醚提取物和多酚类物质的研究
9.
Effects of Different Combining Application of N, P, K Fertilizers on Petroleum Ether Extracts and Aroma Constituents in Flue-cured Tobacco Leaves
不同氮磷钾配施对烤烟石油醚提取物和中性致香物质的影响
10.
Study on Fingerprint of Petroleum Ether Extract of Psoralea and Psoralea Treated with Salt
补骨脂生品和盐品石油醚提取物的指纹图谱研究
11.
Study on Antifungal Activities of the Petroleum Ether Extract from Euphorbia fischeriana S teud. Against Valsa Mali Miyabe et Yamada
大戟狼毒石油醚提取物对苹果树腐烂病抑菌活性初步研究
12.
Study on Chemical Components of Petroleum Ether Fraction of Alcohol Extract Obtained from Amorphophallus Blume
魔芋醇提取物中石油醚溶解组分的化学成分分析
13.
Anionic surface active agents-Determination of soluble matter content in light petroleum
GB/T11989-1989阴离子表面活性剂石油醚溶解物含量的测定
14.
Study on the Chemical Constituents of Erigeron Breviscapus Extracted by Petroleum Ether
灯盏花石油醚浸提物的化学成分研究
15.
Determination of Oil Content in Petroleum,Animal and Vegetable Oils in Soil by Ultrasonic Extraction-infrared Photometric Method
超声波提取—红外光度法测定土壤中石油类、动植物油含量的试验研究
16.
Study on Chemical constituents from the part of petroleum ether extract of Euphorbia pekinensis
京大戟石油醚提取部分化学成分的研究
17.
A Study of the Ways to Extract Fatty Acid Value from the Grain with Petroleum Ether
用石油醚提取粮食中脂肪酸值的方法研究
18.
2. After handled with petroleum aether and chloroform, the article purity has raised 9.68%.
2、粗提物经石油醚、氯仿处理后，纯度提高了9.68％。