As concerning about environment increases, more and more stringent regulations will implemented to restrict the application of halogenated flame retardant in each country like polybrominated biphenyls and polybrominated diphenyl ether.
随着人们环保意识的增强,卤系阻燃剂（多溴联苯和多溴二苯醚等）等的应用将进一步受到各国环保法规的限制。
参考来源 - 镁盐晶须水热晶化生长规律研究·2,447,543篇论文数据，部分数据来源于NoteExpress
N → another name for biphenyl
Diphenyl thiourea is an important intermediate of medicine and dyestuff.
二苯硫脲是重要的医药和染料的中间体。
Its preparation method, which mainly reacted by diphenyl amine and sulfur with catalyst, is introduced.
介绍了吩噻嗪的制备方法，主要是二苯胺与硫在催化剂存在下反应的方法。
The synthesis, production and application of the surfactant alkyl diphenyl ether disulfonate were reviewed.
介绍了表面活性剂烷基二苯醚二磺酸盐的合成、生产及应用情况。
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