fluorine containing compound 含氟化合物
fluorine containing aromatic compound 含氟芳香化合物
inorganic fluorine containing compound 无机氟化物
fluorine-containing aromatic nitro-compound 含氟芳香硝基族化合物
The present invention relates to one kind of substituted azophenyl carboxylate containing fluorine atom and cyan group as liquid crystal compound and its preparation process.
本发明涉及一种含氟原子和氰基的取代偶氮苯羧酸酯类液晶化合物及其制备方法。
The invention relates to a new fluorine-containing compounds 5,5,5- trifluoro -4-(benzene imidogen) ethyl valerate and its Synthesis method, belonging to organic compound synthesized technique realm.
本发明涉及一种新的含氟化合物5,5,5-三氟-4-(苯亚胺基)戊酸乙酯及其合成方法, 属有机化合物合成工艺技术领域。
Derivative gas chromatography is used to analyze the fluorinated compound derived from the gas out of the rare earth concentrates containing fluorine.
应用衍生气相色谱法测定含氟稀土精矿焙烧逸出气体中的氟化物。
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