论还了2,4-二氯-3,5-二硝基三氟甲基苯的合成方法;对影响收率的反应温度,反应时间和催化剂进行了研究。
This paper reported the synthetic method of 2, 4-dichloro-3, 5-dinitrotrifluorotoluene. The effect of temperature, time, and catalyst on yield were studied.
本文采用气相色谱法,用HP-5毛细管柱,以邻苯二甲酸二异丁酯为内标物,用氢火焰离子化检测器对甲氧苄氟菊酯进行定性定量分析。
A method for the determination of metofluthrin TC by GC with HP-5 capillary column, diisobutyl phthalate as internal standard and FID detector was described.
采用离子色谱法同时测定合成药物中存在的四氟硼酸根、对甲基苯磺酸根、硫酸根、1,4-丁二磺酸根4种离子。
A new method of simultaneous separating and determining tetrafluoroborate, p-toluene sulphonic acid, sulfate radical and 1,4-Butanedisulfonie acid by ion chromatography was established.
本文以邻甲基苯胺、对氯苯胺、间三氟甲基苯胺和5-三氟甲基-1,3-苯二胺为单体,利用电化学方法,得到了上述苯胺衍生物的聚合物薄膜。
In this paper, polymer films were prepared with o-toluidine, p-chloroaniline, m-trifluoro methylaniline and 5-trifluoromethyl-1,3-diaminobenzene as monomer by electrochemical method.
本文以邻甲基苯胺、对氯苯胺、间三氟甲基苯胺和5-三氟甲基-1,3-苯二胺为单体,利用电化学方法,得到了上述苯胺衍生物的聚合物薄膜。
In this paper, polymer films were prepared with o-toluidine, p-chloroaniline, m-trifluoro methylaniline and 5-trifluoromethyl-1,3-diaminobenzene as monomer by electrochemical method.
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