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1)  dichlorobenzenes
二氯苯类
2)  dichlorobenzidine
二氯联苯胺类
3)  dioxin-like polychlorinated biphenyls(dl-PCBs)
类二英类多氯联苯
4)  dioxin-like PCBs
类二噁英类多氯联苯
5)  diphenylene dioxins
多氯二苯并二噁英类
6)  dioxin-like polychlorinated biphenyls
类二噁英多氯联苯
1.
A method was evaluated for the determination of seventeen 2,3,7,8-substitituted polychlorinated dibenzo-p-dioxins and dibenzofurans(PCDD/Fs) and 12 dioxin-like polychlorinated biphenyls(PCBs) in environmental samples with isotope dilution-gas chromatography/high resolution mass spectrometry.
样品采用索氏抽提,抽提液依次经酸性硅胶床、多段混合硅胶柱和凝胶渗透色谱柱(GPC)净化后,用Florisil硅藻土柱分离出样品中的二噁英(PCDD/Fs)和类二噁英多氯联苯(dioxin-like PCBs),采用同位素稀释法和气相色谱/高分辨质谱联用仪(GC/HRMS)测定了其中的17个2,3,7,8-氯取代二噁英类化合物和12个类二噁英多氯联苯。
2.
12 kinds of dioxin-like polychlorinated biphenyls(PCBs)in soil were determined by accelerated solvent extraction(ASE)and gas chromatography method.
采用加速溶剂萃取(ASE)—气相色谱法测定土壤中的12种类二噁英多氯联苯。
补充资料:1-(2,4-二氯苯基)-5-对氯苯基-4-甲基-吡唑-3-甲酸
分子式:C17H11Cl3N2O2
分子量:381.64
CAS号:162758-35-2

性质:密度1.48。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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