petroleum ether extract meaning in English
石油醚抽提物
Examples
- Tobacco and tobacco products - determination of petroleum ether extract
烟草及烟草制品.石油醚提取物的测定 - One of the experimental results indicated that different concentrations of two extracts inhibited the radicle and embryo growth of chloris virgata . different concentration of petroleum ether extract accelerated the germination of c . virgata l . at different extension
实验结果表明，瑞香狼毒叶石油醚和乙醇不同浓度的两种提取物对虎尾草种子胚根和胚芽的生长均有抑制。 - There existed self - poison phenomenon and the ri was up to - 1 during the germination of s . chamaejasme when the concentration of petroleum ether extract was 20 gdw . ml - 1 . furthermore , different concentrations of ethanol extract inhibited the germination of lespedeza davurica
瑞香狼毒的自毒作用明显，其作用的主要成分是叶乙醇提取物，当浓度为20gdw ? 100ml ~ ( - 1 )时，完全抑制了瑞香狼毒种子的萌发，化感效应指数达到- 1 。 - Results of experiments on antibacterial and antifungal activities showed that extracts of alcohol and acetic ester had remarkable bacteriostasis effects against 6 bacteria ; aqueous extract was more effective against fungi , and slight against bacteria ; petroleum ether extract had no effect against bacteria and fungi ; butylalcohol extract had different effects against bacteria , but had no effects against fungi
抑制活性试验结果显示：乙醇提取物和乙酸乙酯萃取物对供试的6种细菌有较强的抑制作用；水相对供试的5种真菌有较强的抑制作用，而且对细菌有较小抑制作用；石油醚相对真菌和细菌几乎无抑制作用；正丁醇萃取物对细菌有不同程度的抑制作用，而对真菌无抑制作用。