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萘并蒽

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The results showed that: low molecular weight aromatic, such as naphthalene, fluorene, acenaphthene, locates at low levels, while the high molecular weight aromatic locates at high levels, such as benzo perylene, indene [1,2,3-cd] pyrene, benzo fluoranthene and benzo pyrene, of which , the concentration of fluoranthene is highest, reaching about 19%.

结果表明:萘、芴、苊等低分子量芳烃的含量相对较低;苯并苝、茚并[1,2,3-cd]芘、苯并荧蒽、苯并芘等高分子量芳烃的含量相对较高;含量最高的单体为荧蒽,占待检的16种PAHs的19%以上。

Results of study indicate that background values of priority PAHs, in aerosols in Pear River Delta area, including naphthalene,acenaphthylene, acenaphthene,fluorene,phenanthrene,anthracene, fluoranthene, pyrene, benzoanthracene, chrysene,benzofluoranthene, benzofluoranthene,benzopyrene, indeno(1,2,3-cd)pyrene, dib...

研究结果表明,珠江三角洲地区大气气溶胶中优控多环芳烃背景值萘、苊、二氢苊、芴、菲、蒽、荧蒽、芘、苯并蒽、、苯并荧蒽、苯并荧蒽、苯并芘、茚并(1,2,3-cd)芘、二苯并蒽、苯并分别为n.d。

The recoveries of seawater and sediment are :naphthalene 73. 0% and 75. 3%, phenanthrene79. 2%and78. 0%, fluoranthene 88. 1% and 80. 7%, pyrene 73. 8% and 70. 2%, chrysene 77. 6% and 72. 8%, benzofluoranthene 87. 6% and 83.6%, benzo pyrene 120. 3% and 110. 0%, respectively.

通过对7种多环芳烃标准样品的高效液相色谱法的定性、定量分析,结果表明,该方法可有效分离PAHs,回收率较高,海水和沉积物中的回收率分别为:萘73.0%和75.3%,菲79.2%和78.0%,荧蒽88.1%和80.7%,芘73.8%和70.2%,屈77.6%和72.8%,苯并荧蒽87.6%和83.6%,苯并芘120.3%和110.0%。

Results: A total of 18 kinds of SVOCs were qualitatively and quantitatively analyzed, the main compounds deteced were dimethylphthalate, diethylphthalate, dibuylphthalate, bis (2-ethylhexyl) phthalate, phenol, chrysene, benzo anthracene, benzo fluoranthene, benzo perylene, indeno (1, 2, 3-cd) pyrene, dibenzo anthraeene.

结果:定性定量检出邻苯二甲酸二甲酯、邻苯二甲酸二乙酯、邻苯二甲酸二丁酯、双(2-乙己基)邻苯二甲酸酯、邻苯二甲酸二辛酯、丁基苄基邻苯二甲酸酯、苯酚、4-甲基苯酚、萘、荧蒽、芘、屈、苯并蒽、苯并荧蒽、苯并荧蒽、苯并二萘嵌苯、茚并(1,2,3-cd)芘和二苯并蒽18种优先控制有机污染物。

Compared with the corresponding environmental guideline values, PAHs components, such as naphthalene, phenanthrene, fluorene, anthracene, Benzo fluoranthene and benzo fluoranthene, may have/had different level of biological effects.

此外,参照有关环境质量标准,发现悬浮颗粒物中萘、菲、芴、蒽/苯并荧蒽和苯并荧葱等化合物已经产生不同程度的生物影响效应。

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