Nitro-4-fluoro amino-benzene is a kind of aromatic fluorine compound, it is the material on synthetic fluoro-medicine.
硝基-4-氟苯胺是一种芳香族氟化物，也是合成氟医药的一种重要原料。
A halogen element, f, is major raw materials deriving fluorine compound, and because of low melting point, that is widely used in steelmaking, nonferrous metal smelting, cement, glass and ceramics.
萤石中含有卤族元素氟，是制取含氟化合物的主要原料，又由于熔点低而广泛用于炼钢、有色金属冶炼、水泥、玻璃、陶瓷。
It is a compound of aluminum, silica, and fluorine.
它是铝、硅和氟的化合物。
Older readers will remember vehicles fitted with the "old gas" called R12, a compound of Chlorine, Fluorine and Carbon (CFC).
年长的读者们会记得有些车辆注入的“元老级气态制冷剂”为R 12，一种氯氟碳(英文简称CFC)的混合物。
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。
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。
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。
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。
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