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- phenyl ethyl formate 甲酸苯乙酯
- METHODS: the phenyl ethyl alcohol (PEA) odor detection threshold test was used to test the olfactory thresholds of 25 normal Chinese young people. 方法:利用酚基乙基乙醇气味测知阈值测试方法来测试25名正常本地年经人的嗅觉阈值。
- On the day before FESS, patients filled out a sinusitis questionnaire and took a phenyl ethyl alcohol (PEA) odor detection threshold test, a skin test, and acoustic rhinometry. 手术前一日,病患填一份鼻窦炎问卷并接受酚基乙基乙醇嗅觉阈值测量、皮肤试验检查及声反射鼻测量。
- Gasoline, diesel oil, LPG, oil of softening jute, formaldehyde, hexamine, ethyl formate and other chemical reagents. 汽油,柴油,液化石油气,软麻油,甲酸,甲醛,乌洛托品,甲酸乙酯及化学试剂等。
- The effect that isopropyl xanthogen ethyl formate is synthesized with isopropyl xanthate under differ condition has been studied. 考察了不同条件对异丙基黄药合成异丙基黄原酸甲酸乙酯的影响。
- The effects that isopropyl xanthogen ethyl formate is synthesized with isopropyl xanthate under differ conditions has been studied. 考察了不同条件对异丙基黄药合成异丙基黄原酸甲酸乙酯的影响。
- This invention relates to the manufacture of phenyl and phenyl ethyl malonic esters and more particularly to the manufacture of dialkyl phenylmalonates and compounds are useful as intermediates in the manufacture of medicinals. 本发明和苯基苯乙基丙二酸酯的生产有关,尤其是和二烷基苯基丙二酸酯的生产有关,它们在生产药品的过程作为中间体非常有用。
- Floatation experiment in Wushan Copper Mine shows that isopropyl xanthogen ethyl formate has higher recovery ratio and higher copper grade than xanthate... 江西武山铜矿的浮选实验研究表明:异丙基黄原酸甲酸乙酯与黄药相比,对硫化铜矿具有更高的回收率,精矿中铜品位更高。
- A series of toxic products were produced after photocatalysis on ethanol, such as acetaldehyde, ethyl formate, ethyl acetate, diethoxymethane, 1,1-diethoxyethane. 如乙醇的反应产物包括乙醛,乙酸乙酯,乙酸甲酯,缩醛等一系列有害物质。
- SYNTHESIS OF PHENYL ETHYL ALCOHOL 苯乙醇的合成
- Amino ethyl formate is a kind of carcinogen.Research reported that it existed not only in alcoholic beverages, but also in food without alcohol at different levels such as soy-fermented products. 氨基甲酸乙酯是一种致癌物质,研究发现,不仅酒类饮料中含有氨基甲酸乙酯,而且在大豆发酵制品等不含酒精的食品中同样不同程度的含有此类物质。
- D-p-methylsulfino phenyl ethyl serinate D-(-)-苏式-[对-(甲砜基)苯基]丝氨酸乙酯
- methyl dimethoxy methyl phenyl ethyl amine 甲基二甲氧基甲基苯基乙基胺
- isopropyl xanthogen ethyl formate 异丙基黄原酸甲酸乙酯
- DEC, DEO, ethanol, ethyl formate, and 1,1-diethoxyethane were separated and qualitatively analyzed respectively.The formation of the by-products was explained by the reaction mechanism. 实现了对主要产物碳酸二乙酯、副产物甲酸乙酯、乙醇、1,1-二乙氧基乙烷的分离定性,并从反应机理上进行了解释。
- Keywords Phenyl ethyl ketone;Boron catalyzed;Enantioselectivity;AM1; 苯基乙酮;硼催化;对映体选择性;AM1;
- Research on The Amino Ethyl Formate in Brewing Soy Sauce 关于酿造酱油中氨基甲酸乙酯的探讨
- Keywords isopropyl xanthogen ethyl formate;xanthate;floatation; 异丙基黄原酸甲酸乙酯;黄药;合成;浮选;
- Keywords N-methyl formamde.retrieved ethyl formate;amitraz.; 双甲脒;回收甲酸乙酯;N-甲基甲酰胺;
- The book has been styled in a modern format. 该书已按照现代版式制作。