Organohalogen compounds, or OHCs, include dioxins, polychlorinated biphenyls and some pesticides.

有机卤化物，或称OHC，包含戴、氯联及数种杀虫剂。

Organic colors related to carcinogenic aromatic amine, especially the important intermediate 3,3' dichloroaniline of organic color are discussed in details.

本文就有机颜料涉及的致癌芳香胺,特别是有机颜料的重要中间体3,3′二氯联胺作详细阐述,并对其他一些生态环问题进行探讨。

In this thesis, a type of biphenyl rod-like liquid crystals and two types of triphenylene discotic liquid crystals were synthesized.

本文报道了一类新的联类棒状液晶化合物和两类并菲盘状液晶化合物的合成。

There are currently no exemptions for these brominates flame retardants except Deca-BDE. And Deca-BDE is under consideration by European Commission.

除了十溴联以外无豁免，十溴联在重新评估之中。

A capillary gas chromatographic method with an electron capture dector (ECD) for the detection of polychlorinated biphenyls (PCBs) in seawater was developed.

摘要建立了毛细管柱气相色谱法测定海水中的氯联的方法。